65067760

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{26237}}^1$

素因数の和:26281

約数の個数: 40

約数和(自身を含む): 156168576

約数和(自身を除く): 91100816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 26237, 52474, 104948, 131185, 209896, 262370, 419792, 524740, 813347, 1049480, 1626694, 2098960, 3253388, 4066735, 6506776, 8133470, 13013552, 16266940, 32533880, 65067760]

約数ペア:

[(1, 65067760), (2, 32533880), (4, 16266940), (5, 13013552), (8, 8133470), (10, 6506776), (16, 4066735), (20, 3253388), (31, 2098960), (40, 1626694), (62, 1049480), (80, 813347), (124, 524740), (155, 419792), (248, 262370), (310, 209896), (496, 131185), (620, 104948), (1240, 52474), (2480, 26237)]