99664760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1399}}^1$

素因数の和:1560

約数の個数: 64

約数和(自身を含む): 243432000

約数和(自身を除く): 143767240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 137, 260, 274, 520, 548, 685, 1096, 1370, 1399, 1781, 2740, 2798, 3562, 5480, 5596, 6995, 7124, 8905, 11192, 13990, 14248, 17810, 18187, 27980, 35620, 36374, 55960, 71240, 72748, 90935, 145496, 181870, 191663, 363740, 383326, 727480, 766652, 958315, 1533304, 1916630, 2491619, 3833260, 4983238, 7666520, 9966476, 12458095, 19932952, 24916190, 49832380, 99664760]

約数ペア:

[(1, 99664760), (2, 49832380), (4, 24916190), (5, 19932952), (8, 12458095), (10, 9966476), (13, 7666520), (20, 4983238), (26, 3833260), (40, 2491619), (52, 1916630), (65, 1533304), (104, 958315), (130, 766652), (137, 727480), (260, 383326), (274, 363740), (520, 191663), (548, 181870), (685, 145496), (1096, 90935), (1370, 72748), (1399, 71240), (1781, 55960), (2740, 36374), (2798, 35620), (3562, 27980), (5480, 18187), (5596, 17810), (6995, 14248), (7124, 13990), (8905, 11192)]