61129640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{10687}}^1$

素因数の和:10722

約数の個数: 64

約数和(自身を含む): 161602560

約数和(自身を除く): 100472920

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 5720, 10687, 21374, 42748, 53435, 85496, 106870, 117557, 138931, 213740, 235114, 277862, 427480, 470228, 555724, 587785, 694655, 940456, 1111448, 1175570, 1389310, 1528241, 2351140, 2778620, 3056482, 4702280, 5557240, 6112964, 7641205, 12225928, 15282410, 30564820, 61129640]

約数ペア:

[(1, 61129640), (2, 30564820), (4, 15282410), (5, 12225928), (8, 7641205), (10, 6112964), (11, 5557240), (13, 4702280), (20, 3056482), (22, 2778620), (26, 2351140), (40, 1528241), (44, 1389310), (52, 1175570), (55, 1111448), (65, 940456), (88, 694655), (104, 587785), (110, 555724), (130, 470228), (143, 427480), (220, 277862), (260, 235114), (286, 213740), (440, 138931), (520, 117557), (572, 106870), (715, 85496), (1144, 53435), (1430, 42748), (2860, 21374), (5720, 10687)]