501320

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1$

素因数の和:245

約数の個数: 32

約数和(自身を含む): 1149120

約数和(自身を除く): 647800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 151, 166, 302, 332, 415, 604, 664, 755, 830, 1208, 1510, 1660, 3020, 3320, 6040, 12533, 25066, 50132, 62665, 100264, 125330, 250660, 501320]

約数ペア:

[(1, 501320), (2, 250660), (4, 125330), (5, 100264), (8, 62665), (10, 50132), (20, 25066), (40, 12533), (83, 6040), (151, 3320), (166, 3020), (302, 1660), (332, 1510), (415, 1208), (604, 830), (664, 755)]