90944945

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1979}}^1$

素因数の和:2105

約数の個数: 32

約数和(自身を含む): 135717120

約数和(自身を除く): 44772175

約数列:

[1, 5, 7, 13, 35, 65, 91, 101, 455, 505, 707, 1313, 1979, 3535, 6565, 9191, 9895, 13853, 25727, 45955, 69265, 128635, 180089, 199879, 900445, 999395, 1399153, 2598427, 6995765, 12992135, 18188989, 90944945]

約数ペア:

[(1, 90944945), (5, 18188989), (7, 12992135), (13, 6995765), (35, 2598427), (65, 1399153), (91, 999395), (101, 900445), (455, 199879), (505, 180089), (707, 128635), (1313, 69265), (1979, 45955), (3535, 25727), (6565, 13853), (9191, 9895)]