320438525

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{68543}}^1$

素因数の和:68581

約数の個数: 24

約数和(自身を含む): 458970624

約数和(自身を除く): 138532099

約数列:

[1, 5, 11, 17, 25, 55, 85, 187, 275, 425, 935, 4675, 68543, 342715, 753973, 1165231, 1713575, 3769865, 5826155, 12817541, 18849325, 29130775, 64087705, 320438525]

約数ペア:

[(1, 320438525), (5, 64087705), (11, 29130775), (17, 18849325), (25, 12817541), (55, 5826155), (85, 3769865), (187, 1713575), (275, 1165231), (425, 753973), (935, 342715), (4675, 68543)]