130983520

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^2\times {\mathrm{487}}^1$

素因数の和:584

約数の個数: 72

約数和(自身を含む): 317831472

約数和(自身を除く): 186847952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 487, 656, 820, 974, 1312, 1640, 1681, 1948, 2435, 3280, 3362, 3896, 4870, 6560, 6724, 7792, 8405, 9740, 13448, 15584, 16810, 19480, 19967, 26896, 33620, 38960, 39934, 53792, 67240, 77920, 79868, 99835, 134480, 159736, 199670, 268960, 319472, 399340, 638944, 798680, 818647, 1597360, 1637294, 3194720, 3274588, 4093235, 6549176, 8186470, 13098352, 16372940, 26196704, 32745880, 65491760, 130983520]

約数ペア:

[(1, 130983520), (2, 65491760), (4, 32745880), (5, 26196704), (8, 16372940), (10, 13098352), (16, 8186470), (20, 6549176), (32, 4093235), (40, 3274588), (41, 3194720), (80, 1637294), (82, 1597360), (160, 818647), (164, 798680), (205, 638944), (328, 399340), (410, 319472), (487, 268960), (656, 199670), (820, 159736), (974, 134480), (1312, 99835), (1640, 79868), (1681, 77920), (1948, 67240), (2435, 53792), (3280, 39934), (3362, 38960), (3896, 33620), (4870, 26896), (6560, 19967), (6724, 19480), (7792, 16810), (8405, 15584), (9740, 13448)]