40725568

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1579}}^1$

素因数の和:1635

約数の個数: 56

約数和(自身を含む): 89895680

約数和(自身を除く): 49170112

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 208, 248, 403, 416, 496, 806, 832, 992, 1579, 1612, 1984, 3158, 3224, 6316, 6448, 12632, 12896, 20527, 25264, 25792, 41054, 48949, 50528, 82108, 97898, 101056, 164216, 195796, 328432, 391592, 636337, 656864, 783184, 1272674, 1313728, 1566368, 2545348, 3132736, 5090696, 10181392, 20362784, 40725568]

約数ペア:

[(1, 40725568), (2, 20362784), (4, 10181392), (8, 5090696), (13, 3132736), (16, 2545348), (26, 1566368), (31, 1313728), (32, 1272674), (52, 783184), (62, 656864), (64, 636337), (104, 391592), (124, 328432), (208, 195796), (248, 164216), (403, 101056), (416, 97898), (496, 82108), (806, 50528), (832, 48949), (992, 41054), (1579, 25792), (1612, 25264), (1984, 20527), (3158, 12896), (3224, 12632), (6316, 6448)]