66863680

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16073}}^1$

素因数の和:16103

約数の個数: 56

約数和(自身を含む): 171477432

約数和(自身を除く): 104613752

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 16073, 32146, 64292, 80365, 128584, 160730, 208949, 257168, 321460, 417898, 514336, 642920, 835796, 1028672, 1044745, 1285840, 1671592, 2089490, 2571680, 3343184, 4178980, 5143360, 6686368, 8357960, 13372736, 16715920, 33431840, 66863680]

約数ペア:

[(1, 66863680), (2, 33431840), (4, 16715920), (5, 13372736), (8, 8357960), (10, 6686368), (13, 5143360), (16, 4178980), (20, 3343184), (26, 2571680), (32, 2089490), (40, 1671592), (52, 1285840), (64, 1044745), (65, 1028672), (80, 835796), (104, 642920), (130, 514336), (160, 417898), (208, 321460), (260, 257168), (320, 208949), (416, 160730), (520, 128584), (832, 80365), (1040, 64292), (2080, 32146), (4160, 16073)]