56131790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2309}}^1$

素因数の和:2357

約数の個数: 64

約数和(自身を含む): 125737920

約数和(自身を除く): 69606130

約数列:

[1, 2, 5, 10, 11, 13, 17, 22, 26, 34, 55, 65, 85, 110, 130, 143, 170, 187, 221, 286, 374, 442, 715, 935, 1105, 1430, 1870, 2210, 2309, 2431, 4618, 4862, 11545, 12155, 23090, 24310, 25399, 30017, 39253, 50798, 60034, 78506, 126995, 150085, 196265, 253990, 300170, 330187, 392530, 431783, 510289, 660374, 863566, 1020578, 1650935, 2158915, 2551445, 3301870, 4317830, 5102890, 5613179, 11226358, 28065895, 56131790]

約数ペア:

[(1, 56131790), (2, 28065895), (5, 11226358), (10, 5613179), (11, 5102890), (13, 4317830), (17, 3301870), (22, 2551445), (26, 2158915), (34, 1650935), (55, 1020578), (65, 863566), (85, 660374), (110, 510289), (130, 431783), (143, 392530), (170, 330187), (187, 300170), (221, 253990), (286, 196265), (374, 150085), (442, 126995), (715, 78506), (935, 60034), (1105, 50798), (1430, 39253), (1870, 30017), (2210, 25399), (2309, 24310), (2431, 23090), (4618, 12155), (4862, 11545)]