86405990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{25339}}^1$

素因数の和:25388

約数の個数: 32

約数和(自身を含む): 175150080

約数和(自身を除く): 88744090

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 25339, 50678, 126695, 253390, 278729, 557458, 785509, 1393645, 1571018, 2787290, 3927545, 7855090, 8640599, 17281198, 43202995, 86405990]

約数ペア:

[(1, 86405990), (2, 43202995), (5, 17281198), (10, 8640599), (11, 7855090), (22, 3927545), (31, 2787290), (55, 1571018), (62, 1393645), (110, 785509), (155, 557458), (310, 278729), (341, 253390), (682, 126695), (1705, 50678), (3410, 25339)]