74643707788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{145451}}^1$

素因数の和:145678

約数の個数: 48

約数和(自身を含む): 143683303680

約数和(自身を除く): 69039595892

約数列:

[1, 2, 4, 13, 26, 52, 71, 139, 142, 278, 284, 556, 923, 1807, 1846, 3614, 3692, 7228, 9869, 19738, 39476, 128297, 145451, 256594, 290902, 513188, 581804, 1890863, 3781726, 7563452, 10327021, 20217689, 20654042, 40435378, 41308084, 80870756, 134251273, 262829957, 268502546, 525659914, 537005092, 1051319828, 1435455919, 2870911838, 5741823676, 18660926947, 37321853894, 74643707788]

約数ペア:

[(1, 74643707788), (2, 37321853894), (4, 18660926947), (13, 5741823676), (26, 2870911838), (52, 1435455919), (71, 1051319828), (139, 537005092), (142, 525659914), (278, 268502546), (284, 262829957), (556, 134251273), (923, 80870756), (1807, 41308084), (1846, 40435378), (3614, 20654042), (3692, 20217689), (7228, 10327021), (9869, 7563452), (19738, 3781726), (39476, 1890863), (128297, 581804), (145451, 513188), (256594, 290902)]