81291824

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{5639}}^1$

素因数の和:5717

約数の個数: 40

約数和(自身を含む): 169944480

約数和(自身を除く): 88652656

約数列:

[1, 2, 4, 8, 16, 17, 34, 53, 68, 106, 136, 212, 272, 424, 848, 901, 1802, 3604, 5639, 7208, 11278, 14416, 22556, 45112, 90224, 95863, 191726, 298867, 383452, 597734, 766904, 1195468, 1533808, 2390936, 4781872, 5080739, 10161478, 20322956, 40645912, 81291824]

約数ペア:

[(1, 81291824), (2, 40645912), (4, 20322956), (8, 10161478), (16, 5080739), (17, 4781872), (34, 2390936), (53, 1533808), (68, 1195468), (106, 766904), (136, 597734), (212, 383452), (272, 298867), (424, 191726), (848, 95863), (901, 90224), (1802, 45112), (3604, 22556), (5639, 14416), (7208, 11278)]