64945672

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{5387}}^1$

素因数の和:5541

約数の個数: 32

約数和(自身を含む): 133837920

約数和(自身を除く): 68892248

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 137, 274, 548, 1096, 1507, 3014, 5387, 6028, 10774, 12056, 21548, 43096, 59257, 118514, 237028, 474056, 738019, 1476038, 2952076, 5904152, 8118209, 16236418, 32472836, 64945672]

約数ペア:

[(1, 64945672), (2, 32472836), (4, 16236418), (8, 8118209), (11, 5904152), (22, 2952076), (44, 1476038), (88, 738019), (137, 474056), (274, 237028), (548, 118514), (1096, 59257), (1507, 43096), (3014, 21548), (5387, 12056), (6028, 10774)]