75565142020

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{61938641}}^1$

素因数の和:61938711

約数の個数: 24

約数和(自身を含む): 161288223768

約数和(自身を除く): 85723081748

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 61938641, 123877282, 247754564, 309693205, 619386410, 1238772820, 3778257101, 7556514202, 15113028404, 18891285505, 37782571010, 75565142020]

約数ペア:

[(1, 75565142020), (2, 37782571010), (4, 18891285505), (5, 15113028404), (10, 7556514202), (20, 3778257101), (61, 1238772820), (122, 619386410), (244, 309693205), (305, 247754564), (610, 123877282), (1220, 61938641)]