25655380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1237}}^1$

素因数の和:1324

約数の個数: 48

約数和(自身を含む): 58027536

約数和(自身を除く): 32372156

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 61, 68, 85, 122, 170, 244, 305, 340, 610, 1037, 1220, 1237, 2074, 2474, 4148, 4948, 5185, 6185, 10370, 12370, 20740, 21029, 24740, 42058, 75457, 84116, 105145, 150914, 210290, 301828, 377285, 420580, 754570, 1282769, 1509140, 2565538, 5131076, 6413845, 12827690, 25655380]

約数ペア:

[(1, 25655380), (2, 12827690), (4, 6413845), (5, 5131076), (10, 2565538), (17, 1509140), (20, 1282769), (34, 754570), (61, 420580), (68, 377285), (85, 301828), (122, 210290), (170, 150914), (244, 105145), (305, 84116), (340, 75457), (610, 42058), (1037, 24740), (1220, 21029), (1237, 20740), (2074, 12370), (2474, 10370), (4148, 6185), (4948, 5185)]