66700040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13781}}^1$

素因数の和:13814

約数の個数: 48

約数和(自身を含む): 164970540

約数和(自身を除く): 98270500

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 13781, 27562, 55124, 68905, 110248, 137810, 151591, 275620, 303182, 551240, 606364, 757955, 1212728, 1515910, 1667501, 3031820, 3335002, 6063640, 6670004, 8337505, 13340008, 16675010, 33350020, 66700040]

約数ペア:

[(1, 66700040), (2, 33350020), (4, 16675010), (5, 13340008), (8, 8337505), (10, 6670004), (11, 6063640), (20, 3335002), (22, 3031820), (40, 1667501), (44, 1515910), (55, 1212728), (88, 757955), (110, 606364), (121, 551240), (220, 303182), (242, 275620), (440, 151591), (484, 137810), (605, 110248), (968, 68905), (1210, 55124), (2420, 27562), (4840, 13781)]