73169240

素因数分解:

$2^3\times 5^1\times {\mathrm{521}}^1\times {\mathrm{3511}}^1$

素因数の和:4043

約数の個数: 32

約数和(自身を含む): 164993760

約数和(自身を除く): 91824520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 521, 1042, 2084, 2605, 3511, 4168, 5210, 7022, 10420, 14044, 17555, 20840, 28088, 35110, 70220, 140440, 1829231, 3658462, 7316924, 9146155, 14633848, 18292310, 36584620, 73169240]

約数ペア:

[(1, 73169240), (2, 36584620), (4, 18292310), (5, 14633848), (8, 9146155), (10, 7316924), (20, 3658462), (40, 1829231), (521, 140440), (1042, 70220), (2084, 35110), (2605, 28088), (3511, 20840), (4168, 17555), (5210, 14044), (7022, 10420)]