66715480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7547}}^1$

素因数の和:7588

約数の個数: 64

約数和(自身を含む): 171188640

約数和(自身を除く): 104473160

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1768, 2210, 4420, 7547, 8840, 15094, 30188, 37735, 60376, 75470, 98111, 128299, 150940, 196222, 256598, 301880, 392444, 490555, 513196, 641495, 784888, 981110, 1026392, 1282990, 1667887, 1962220, 2565980, 3335774, 3924440, 5131960, 6671548, 8339435, 13343096, 16678870, 33357740, 66715480]

約数ペア:

[(1, 66715480), (2, 33357740), (4, 16678870), (5, 13343096), (8, 8339435), (10, 6671548), (13, 5131960), (17, 3924440), (20, 3335774), (26, 2565980), (34, 1962220), (40, 1667887), (52, 1282990), (65, 1026392), (68, 981110), (85, 784888), (104, 641495), (130, 513196), (136, 490555), (170, 392444), (221, 301880), (260, 256598), (340, 196222), (442, 150940), (520, 128299), (680, 98111), (884, 75470), (1105, 60376), (1768, 37735), (2210, 30188), (4420, 15094), (7547, 8840)]