90739910

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{2381}}^1$

素因数の和:2528

約数の個数: 32

約数和(自身を含む): 169445952

約数和(自身を除く): 78706042

約数列:

[1, 2, 5, 10, 37, 74, 103, 185, 206, 370, 515, 1030, 2381, 3811, 4762, 7622, 11905, 19055, 23810, 38110, 88097, 176194, 245243, 440485, 490486, 880970, 1226215, 2452430, 9073991, 18147982, 45369955, 90739910]

約数ペア:

[(1, 90739910), (2, 45369955), (5, 18147982), (10, 9073991), (37, 2452430), (74, 1226215), (103, 880970), (185, 490486), (206, 440485), (370, 245243), (515, 176194), (1030, 88097), (2381, 38110), (3811, 23810), (4762, 19055), (7622, 11905)]