51237160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{98533}}^1$

素因数の和:98557

約数の個数: 32

約数和(自身を含む): 124152840

約数和(自身を除く): 72915680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 98533, 197066, 394132, 492665, 788264, 985330, 1280929, 1970660, 2561858, 3941320, 5123716, 6404645, 10247432, 12809290, 25618580, 51237160]

約数ペア:

[(1, 51237160), (2, 25618580), (4, 12809290), (5, 10247432), (8, 6404645), (10, 5123716), (13, 3941320), (20, 2561858), (26, 1970660), (40, 1280929), (52, 985330), (65, 788264), (104, 492665), (130, 394132), (260, 197066), (520, 98533)]