73280560

素因数分解:

$2^4\times 5^1\times {\mathrm{461}}^1\times {\mathrm{1987}}^1$

素因数の和:2461

約数の個数: 40

約数和(自身を含む): 170832816

約数和(自身を除く): 97552256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 461, 922, 1844, 1987, 2305, 3688, 3974, 4610, 7376, 7948, 9220, 9935, 15896, 18440, 19870, 31792, 36880, 39740, 79480, 158960, 916007, 1832014, 3664028, 4580035, 7328056, 9160070, 14656112, 18320140, 36640280, 73280560]

約数ペア:

[(1, 73280560), (2, 36640280), (4, 18320140), (5, 14656112), (8, 9160070), (10, 7328056), (16, 4580035), (20, 3664028), (40, 1832014), (80, 916007), (461, 158960), (922, 79480), (1844, 39740), (1987, 36880), (2305, 31792), (3688, 19870), (3974, 18440), (4610, 15896), (7376, 9935), (7948, 9220)]