256516352720

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{43924033}}^1$

素因数の和:43924119

約数の個数: 40

約数和(自身を含む): 604570403976

約数和(自身を除く): 348054051256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 43924033, 87848066, 175696132, 219620165, 351392264, 439240330, 702784528, 878480660, 1756961320, 3206454409, 3513922640, 6412908818, 12825817636, 16032272045, 25651635272, 32064544090, 51303270544, 64129088180, 128258176360, 256516352720]

約数ペア:

[(1, 256516352720), (2, 128258176360), (4, 64129088180), (5, 51303270544), (8, 32064544090), (10, 25651635272), (16, 16032272045), (20, 12825817636), (40, 6412908818), (73, 3513922640), (80, 3206454409), (146, 1756961320), (292, 878480660), (365, 702784528), (584, 439240330), (730, 351392264), (1168, 219620165), (1460, 175696132), (2920, 87848066), (5840, 43924033)]