19005754625

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{523}}^1$

素因数の和:688

約数の個数: 128

約数和(自身を含む): 29663262720

約数和(自身を除く): 10657508095

約数列:

[1, 5, 11, 13, 19, 25, 55, 65, 95, 107, 125, 143, 209, 247, 275, 325, 475, 523, 535, 715, 1045, 1177, 1235, 1375, 1391, 1625, 2033, 2375, 2615, 2675, 2717, 3575, 5225, 5753, 5885, 6175, 6799, 6955, 9937, 10165, 13075, 13375, 13585, 15301, 17875, 22363, 26125, 26429, 28765, 29425, 30875, 33995, 34775, 49685, 50825, 55961, 65375, 67925, 74789, 76505, 109307, 111815, 129181, 132145, 143825, 147125, 169975, 173875, 248425, 254125, 279805, 290719, 339625, 373945, 382525, 546535, 559075, 615571, 645905, 660725, 719125, 727493, 849875, 1063259, 1242125, 1399025, 1420991, 1453595, 1869725, 1912625, 2732675, 2795375, 3077855, 3229525, 3303625, 3637465, 5316295, 6995125, 7104955, 7267975, 8002423, 9348625, 11695849, 13663375, 13822367, 15389275, 16147625, 18187325, 26581475, 35524775, 36339875, 40012115, 58479245, 69111835, 76946375, 90936625, 132907375, 152046037, 177623875, 200060575, 292396225, 345559175, 760230185, 1000302875, 1461981125, 1727795875, 3801150925, 19005754625]

約数ペア:

[(1, 19005754625), (5, 3801150925), (11, 1727795875), (13, 1461981125), (19, 1000302875), (25, 760230185), (55, 345559175), (65, 292396225), (95, 200060575), (107, 177623875), (125, 152046037), (143, 132907375), (209, 90936625), (247, 76946375), (275, 69111835), (325, 58479245), (475, 40012115), (523, 36339875), (535, 35524775), (715, 26581475), (1045, 18187325), (1177, 16147625), (1235, 15389275), (1375, 13822367), (1391, 13663375), (1625, 11695849), (2033, 9348625), (2375, 8002423), (2615, 7267975), (2675, 7104955), (2717, 6995125), (3575, 5316295), (5225, 3637465), (5753, 3303625), (5885, 3229525), (6175, 3077855), (6799, 2795375), (6955, 2732675), (9937, 1912625), (10165, 1869725), (13075, 1453595), (13375, 1420991), (13585, 1399025), (15301, 1242125), (17875, 1063259), (22363, 849875), (26125, 727493), (26429, 719125), (28765, 660725), (29425, 645905), (30875, 615571), (33995, 559075), (34775, 546535), (49685, 382525), (50825, 373945), (55961, 339625), (65375, 290719), (67925, 279805), (74789, 254125), (76505, 248425), (109307, 173875), (111815, 169975), (129181, 147125), (132145, 143825)]