51344840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67559}}^1$

素因数の和:67589

約数の個数: 32

約数和(自身を含む): 121608000

約数和(自身を除く): 70263160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 67559, 135118, 270236, 337795, 540472, 675590, 1283621, 1351180, 2567242, 2702360, 5134484, 6418105, 10268968, 12836210, 25672420, 51344840]

約数ペア:

[(1, 51344840), (2, 25672420), (4, 12836210), (5, 10268968), (8, 6418105), (10, 5134484), (19, 2702360), (20, 2567242), (38, 1351180), (40, 1283621), (76, 675590), (95, 540472), (152, 337795), (190, 270236), (380, 135118), (760, 67559)]