28780491750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{29}}^2\times {\mathrm{103}}^1\times {\mathrm{443}}^1$

素因数の和:624

約数の個数: 192

約数和(自身を含む): 75290522112

約数和(自身を除く): 46510030362

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 29, 30, 50, 58, 75, 87, 103, 125, 145, 150, 174, 206, 250, 290, 309, 375, 435, 443, 515, 618, 725, 750, 841, 870, 886, 1030, 1329, 1450, 1545, 1682, 2175, 2215, 2523, 2575, 2658, 2987, 3090, 3625, 4205, 4350, 4430, 5046, 5150, 5974, 6645, 7250, 7725, 8410, 8961, 10875, 11075, 12615, 12847, 12875, 13290, 14935, 15450, 17922, 21025, 21750, 22150, 25230, 25694, 25750, 29870, 33225, 38541, 38625, 42050, 44805, 45629, 55375, 63075, 64235, 66450, 74675, 77082, 77250, 86623, 89610, 91258, 105125, 110750, 126150, 128470, 136887, 149350, 166125, 173246, 192705, 210250, 224025, 228145, 259869, 273774, 315375, 321175, 332250, 372563, 373375, 385410, 433115, 448050, 456290, 519738, 630750, 642350, 684435, 745126, 746750, 866230, 963525, 1117689, 1120125, 1140725, 1299345, 1323241, 1368870, 1605875, 1862815, 1927050, 2165575, 2235378, 2240250, 2281450, 2598690, 2646482, 3211750, 3422175, 3725630, 3969723, 4331150, 4817625, 5588445, 5703625, 6496725, 6616205, 6844350, 7939446, 9314075, 9635250, 10827875, 11176890, 11407250, 12993450, 13232410, 17110875, 18628150, 19848615, 21655750, 27942225, 32483625, 33081025, 34221750, 38373989, 39697230, 46570375, 55884450, 64967250, 66162050, 76747978, 93140750, 99243075, 115121967, 139711125, 165405125, 191869945, 198486150, 230243934, 279422250, 330810250, 383739890, 496215375, 575609835, 959349725, 992430750, 1151219670, 1918699450, 2878049175, 4796748625, 5756098350, 9593497250, 14390245875, 28780491750]

約数ペア:

[(1, 28780491750), (2, 14390245875), (3, 9593497250), (5, 5756098350), (6, 4796748625), (10, 2878049175), (15, 1918699450), (25, 1151219670), (29, 992430750), (30, 959349725), (50, 575609835), (58, 496215375), (75, 383739890), (87, 330810250), (103, 279422250), (125, 230243934), (145, 198486150), (150, 191869945), (174, 165405125), (206, 139711125), (250, 115121967), (290, 99243075), (309, 93140750), (375, 76747978), (435, 66162050), (443, 64967250), (515, 55884450), (618, 46570375), (725, 39697230), (750, 38373989), (841, 34221750), (870, 33081025), (886, 32483625), (1030, 27942225), (1329, 21655750), (1450, 19848615), (1545, 18628150), (1682, 17110875), (2175, 13232410), (2215, 12993450), (2523, 11407250), (2575, 11176890), (2658, 10827875), (2987, 9635250), (3090, 9314075), (3625, 7939446), (4205, 6844350), (4350, 6616205), (4430, 6496725), (5046, 5703625), (5150, 5588445), (5974, 4817625), (6645, 4331150), (7250, 3969723), (7725, 3725630), (8410, 3422175), (8961, 3211750), (10875, 2646482), (11075, 2598690), (12615, 2281450), (12847, 2240250), (12875, 2235378), (13290, 2165575), (14935, 1927050), (15450, 1862815), (17922, 1605875), (21025, 1368870), (21750, 1323241), (22150, 1299345), (25230, 1140725), (25694, 1120125), (25750, 1117689), (29870, 963525), (33225, 866230), (38541, 746750), (38625, 745126), (42050, 684435), (44805, 642350), (45629, 630750), (55375, 519738), (63075, 456290), (64235, 448050), (66450, 433115), (74675, 385410), (77082, 373375), (77250, 372563), (86623, 332250), (89610, 321175), (91258, 315375), (105125, 273774), (110750, 259869), (126150, 228145), (128470, 224025), (136887, 210250), (149350, 192705), (166125, 173246)]