85651760

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{34537}}^1$

素因数の和:34581

約数の個数: 40

約数和(自身を含む): 205570176

約数和(自身を除く): 119918416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 34537, 69074, 138148, 172685, 276296, 345370, 552592, 690740, 1070647, 1381480, 2141294, 2762960, 4282588, 5353235, 8565176, 10706470, 17130352, 21412940, 42825880, 85651760]

約数ペア:

[(1, 85651760), (2, 42825880), (4, 21412940), (5, 17130352), (8, 10706470), (10, 8565176), (16, 5353235), (20, 4282588), (31, 2762960), (40, 2141294), (62, 1381480), (80, 1070647), (124, 690740), (155, 552592), (248, 345370), (310, 276296), (496, 172685), (620, 138148), (1240, 69074), (2480, 34537)]