71655980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{325709}}^1$

素因数の和:325729

約数の個数: 24

約数和(自身を含む): 164157840

約数和(自身を除く): 92501860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 325709, 651418, 1302836, 1628545, 3257090, 3582799, 6514180, 7165598, 14331196, 17913995, 35827990, 71655980]

約数ペア:

[(1, 71655980), (2, 35827990), (4, 17913995), (5, 14331196), (10, 7165598), (11, 6514180), (20, 3582799), (22, 3257090), (44, 1628545), (55, 1302836), (110, 651418), (220, 325709)]