81293630

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{587}}^1\times {\mathrm{1259}}^1$

素因数の和:1864

約数の個数: 32

約数和(自身を含む): 160030080

約数和(自身を除く): 78736450

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 587, 1174, 1259, 2518, 2935, 5870, 6295, 6457, 12590, 12914, 13849, 27698, 32285, 64570, 69245, 138490, 739033, 1478066, 3695165, 7390330, 8129363, 16258726, 40646815, 81293630]

約数ペア:

[(1, 81293630), (2, 40646815), (5, 16258726), (10, 8129363), (11, 7390330), (22, 3695165), (55, 1478066), (110, 739033), (587, 138490), (1174, 69245), (1259, 64570), (2518, 32285), (2935, 27698), (5870, 13849), (6295, 12914), (6457, 12590)]