89182480

素因数分解:

$2^4\times 5^1\times {\mathrm{647}}^1\times {\mathrm{1723}}^1$

素因数の和:2383

約数の個数: 40

約数和(自身を含む): 207790272

約数和(自身を除く): 118607792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 647, 1294, 1723, 2588, 3235, 3446, 5176, 6470, 6892, 8615, 10352, 12940, 13784, 17230, 25880, 27568, 34460, 51760, 68920, 137840, 1114781, 2229562, 4459124, 5573905, 8918248, 11147810, 17836496, 22295620, 44591240, 89182480]

約数ペア:

[(1, 89182480), (2, 44591240), (4, 22295620), (5, 17836496), (8, 11147810), (10, 8918248), (16, 5573905), (20, 4459124), (40, 2229562), (80, 1114781), (647, 137840), (1294, 68920), (1723, 51760), (2588, 34460), (3235, 27568), (3446, 25880), (5176, 17230), (6470, 13784), (6892, 12940), (8615, 10352)]