100802440

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{19843}}^1$

素因数の和:19981

約数の個数: 32

約数和(自身を含む): 228602880

約数和(自身を除く): 127800440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 19843, 39686, 79372, 99215, 158744, 198430, 396860, 793720, 2520061, 5040122, 10080244, 12600305, 20160488, 25200610, 50401220, 100802440]

約数ペア:

[(1, 100802440), (2, 50401220), (4, 25200610), (5, 20160488), (8, 12600305), (10, 10080244), (20, 5040122), (40, 2520061), (127, 793720), (254, 396860), (508, 198430), (635, 158744), (1016, 99215), (1270, 79372), (2540, 39686), (5080, 19843)]