56961560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{397}}^1$

素因数の和:636

約数の個数: 64

約数和(自身を含む): 136689120

約数和(自身を除く): 79727560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 211, 340, 397, 422, 680, 794, 844, 1055, 1588, 1688, 1985, 2110, 3176, 3587, 3970, 4220, 6749, 7174, 7940, 8440, 13498, 14348, 15880, 17935, 26996, 28696, 33745, 35870, 53992, 67490, 71740, 83767, 134980, 143480, 167534, 269960, 335068, 418835, 670136, 837670, 1424039, 1675340, 2848078, 3350680, 5696156, 7120195, 11392312, 14240390, 28480780, 56961560]

約数ペア:

[(1, 56961560), (2, 28480780), (4, 14240390), (5, 11392312), (8, 7120195), (10, 5696156), (17, 3350680), (20, 2848078), (34, 1675340), (40, 1424039), (68, 837670), (85, 670136), (136, 418835), (170, 335068), (211, 269960), (340, 167534), (397, 143480), (422, 134980), (680, 83767), (794, 71740), (844, 67490), (1055, 53992), (1588, 35870), (1688, 33745), (1985, 28696), (2110, 26996), (3176, 17935), (3587, 15880), (3970, 14348), (4220, 13498), (6749, 8440), (7174, 7940)]