77885500

素因数分解:

$2^2\times 5^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2$

素因数の和:78

約数の個数: 216

約数和(自身を含む): 229306896

約数和(自身を除く): 151421396

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 25, 28, 34, 35, 44, 49, 50, 55, 68, 70, 77, 85, 98, 100, 110, 119, 125, 140, 154, 170, 175, 187, 196, 220, 238, 245, 250, 275, 289, 308, 340, 350, 374, 385, 425, 476, 490, 500, 539, 550, 578, 595, 700, 748, 770, 833, 850, 875, 935, 980, 1078, 1100, 1156, 1190, 1225, 1309, 1375, 1445, 1540, 1666, 1700, 1750, 1870, 1925, 2023, 2125, 2156, 2380, 2450, 2618, 2695, 2750, 2890, 2975, 3179, 3332, 3500, 3740, 3850, 4046, 4165, 4250, 4675, 4900, 5236, 5390, 5500, 5780, 5950, 6125, 6358, 6545, 7225, 7700, 8092, 8330, 8500, 9163, 9350, 9625, 10115, 10780, 11900, 12250, 12716, 13090, 13475, 14161, 14450, 14875, 15895, 16660, 18326, 18700, 19250, 20230, 20825, 22253, 23375, 24500, 26180, 26950, 28322, 28900, 29750, 31790, 32725, 36125, 36652, 38500, 40460, 41650, 44506, 45815, 46750, 50575, 53900, 56644, 59500, 63580, 65450, 67375, 70805, 72250, 79475, 83300, 89012, 91630, 93500, 101150, 104125, 111265, 130900, 134750, 141610, 144500, 155771, 158950, 163625, 183260, 202300, 208250, 222530, 229075, 252875, 269500, 283220, 311542, 317900, 327250, 354025, 397375, 416500, 445060, 458150, 505750, 556325, 623084, 654500, 708050, 778855, 794750, 916300, 1011500, 1112650, 1145375, 1416100, 1557710, 1589500, 1770125, 2225300, 2290750, 2781625, 3115420, 3540250, 3894275, 4581500, 5563250, 7080500, 7788550, 11126500, 15577100, 19471375, 38942750, 77885500]

約数ペア:

[(1, 77885500), (2, 38942750), (4, 19471375), (5, 15577100), (7, 11126500), (10, 7788550), (11, 7080500), (14, 5563250), (17, 4581500), (20, 3894275), (22, 3540250), (25, 3115420), (28, 2781625), (34, 2290750), (35, 2225300), (44, 1770125), (49, 1589500), (50, 1557710), (55, 1416100), (68, 1145375), (70, 1112650), (77, 1011500), (85, 916300), (98, 794750), (100, 778855), (110, 708050), (119, 654500), (125, 623084), (140, 556325), (154, 505750), (170, 458150), (175, 445060), (187, 416500), (196, 397375), (220, 354025), (238, 327250), (245, 317900), (250, 311542), (275, 283220), (289, 269500), (308, 252875), (340, 229075), (350, 222530), (374, 208250), (385, 202300), (425, 183260), (476, 163625), (490, 158950), (500, 155771), (539, 144500), (550, 141610), (578, 134750), (595, 130900), (700, 111265), (748, 104125), (770, 101150), (833, 93500), (850, 91630), (875, 89012), (935, 83300), (980, 79475), (1078, 72250), (1100, 70805), (1156, 67375), (1190, 65450), (1225, 63580), (1309, 59500), (1375, 56644), (1445, 53900), (1540, 50575), (1666, 46750), (1700, 45815), (1750, 44506), (1870, 41650), (1925, 40460), (2023, 38500), (2125, 36652), (2156, 36125), (2380, 32725), (2450, 31790), (2618, 29750), (2695, 28900), (2750, 28322), (2890, 26950), (2975, 26180), (3179, 24500), (3332, 23375), (3500, 22253), (3740, 20825), (3850, 20230), (4046, 19250), (4165, 18700), (4250, 18326), (4675, 16660), (4900, 15895), (5236, 14875), (5390, 14450), (5500, 14161), (5780, 13475), (5950, 13090), (6125, 12716), (6358, 12250), (6545, 11900), (7225, 10780), (7700, 10115), (8092, 9625), (8330, 9350), (8500, 9163)]