25531272010

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{389}}^1\times {\mathrm{13313}}^1$

素因数の和:13755

約数の個数: 64

約数和(自身を含む): 50470711200

約数和(自身を除く): 24939439190

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 85, 145, 170, 290, 389, 493, 778, 986, 1945, 2465, 3890, 4930, 6613, 11281, 13226, 13313, 22562, 26626, 33065, 56405, 66130, 66565, 112810, 133130, 191777, 226321, 383554, 386077, 452642, 772154, 958885, 1131605, 1917770, 1930385, 2263210, 3860770, 5178757, 6563309, 10357514, 13126618, 25893785, 32816545, 51787570, 65633090, 88038869, 150183953, 176077738, 300367906, 440194345, 750919765, 880388690, 1501839530, 2553127201, 5106254402, 12765636005, 25531272010]

約数ペア:

[(1, 25531272010), (2, 12765636005), (5, 5106254402), (10, 2553127201), (17, 1501839530), (29, 880388690), (34, 750919765), (58, 440194345), (85, 300367906), (145, 176077738), (170, 150183953), (290, 88038869), (389, 65633090), (493, 51787570), (778, 32816545), (986, 25893785), (1945, 13126618), (2465, 10357514), (3890, 6563309), (4930, 5178757), (6613, 3860770), (11281, 2263210), (13226, 1930385), (13313, 1917770), (22562, 1131605), (26626, 958885), (33065, 772154), (56405, 452642), (66130, 386077), (66565, 383554), (112810, 226321), (133130, 191777)]