291217730

素因数分解:

$2^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{251}}^1\times {\mathrm{739}}^1$

素因数の和:1154

約数の個数: 32

約数和(自身を含む): 530349120

約数和(自身を除く): 239131390

約数列:

[1, 2, 5, 10, 157, 251, 314, 502, 739, 785, 1255, 1478, 1570, 2510, 3695, 7390, 39407, 78814, 116023, 185489, 197035, 232046, 370978, 394070, 580115, 927445, 1160230, 1854890, 29121773, 58243546, 145608865, 291217730]

約数ペア:

[(1, 291217730), (2, 145608865), (5, 58243546), (10, 29121773), (157, 1854890), (251, 1160230), (314, 927445), (502, 580115), (739, 394070), (785, 370978), (1255, 232046), (1478, 197035), (1570, 185489), (2510, 116023), (3695, 78814), (7390, 39407)]