61984840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{81559}}^1$

素因数の和:81589

約数の個数: 32

約数和(自身を含む): 146808000

約数和(自身を除く): 84823160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 81559, 163118, 326236, 407795, 652472, 815590, 1549621, 1631180, 3099242, 3262360, 6198484, 7748105, 12396968, 15496210, 30992420, 61984840]

約数ペア:

[(1, 61984840), (2, 30992420), (4, 15496210), (5, 12396968), (8, 7748105), (10, 6198484), (19, 3262360), (20, 3099242), (38, 1631180), (40, 1549621), (76, 815590), (95, 652472), (152, 407795), (190, 326236), (380, 163118), (760, 81559)]