65003420

素因数分解:

$2^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{7541}}^1$

素因数の和:7981

約数の個数: 24

約数和(自身を含む): 136842048

約数和(自身を除く): 71838628

約数列:

[1, 2, 4, 5, 10, 20, 431, 862, 1724, 2155, 4310, 7541, 8620, 15082, 30164, 37705, 75410, 150820, 3250171, 6500342, 13000684, 16250855, 32501710, 65003420]

約数ペア:

[(1, 65003420), (2, 32501710), (4, 16250855), (5, 13000684), (10, 6500342), (20, 3250171), (431, 150820), (862, 75410), (1724, 37705), (2155, 30164), (4310, 15082), (7541, 8620)]