61649680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{40559}}^1$

素因数の和:40591

約数の個数: 40

約数和(自身を含む): 150883200

約数和(自身を除く): 89233520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 40559, 81118, 162236, 202795, 324472, 405590, 648944, 770621, 811180, 1541242, 1622360, 3082484, 3244720, 3853105, 6164968, 7706210, 12329936, 15412420, 30824840, 61649680]

約数ペア:

[(1, 61649680), (2, 30824840), (4, 15412420), (5, 12329936), (8, 7706210), (10, 6164968), (16, 3853105), (19, 3244720), (20, 3082484), (38, 1622360), (40, 1541242), (76, 811180), (80, 770621), (95, 648944), (152, 405590), (190, 324472), (304, 202795), (380, 162236), (760, 81118), (1520, 40559)]