64437568

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1889}}^1$

素因数の和:1955

約数の個数: 56

約数和(自身を含む): 141137640

約数和(自身を除く): 76700072

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 64, 82, 104, 164, 208, 328, 416, 533, 656, 832, 1066, 1312, 1889, 2132, 2624, 3778, 4264, 7556, 8528, 15112, 17056, 24557, 30224, 34112, 49114, 60448, 77449, 98228, 120896, 154898, 196456, 309796, 392912, 619592, 785824, 1006837, 1239184, 1571648, 2013674, 2478368, 4027348, 4956736, 8054696, 16109392, 32218784, 64437568]

約数ペア:

[(1, 64437568), (2, 32218784), (4, 16109392), (8, 8054696), (13, 4956736), (16, 4027348), (26, 2478368), (32, 2013674), (41, 1571648), (52, 1239184), (64, 1006837), (82, 785824), (104, 619592), (164, 392912), (208, 309796), (328, 196456), (416, 154898), (533, 120896), (656, 98228), (832, 77449), (1066, 60448), (1312, 49114), (1889, 34112), (2132, 30224), (2624, 24557), (3778, 17056), (4264, 15112), (7556, 8528)]