4455250

素因数分解:

$2^1\times 5^3\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 8491392

約数和(自身を除く): 4036142

約数列:

[1, 2, 5, 10, 25, 50, 71, 125, 142, 250, 251, 355, 502, 710, 1255, 1775, 2510, 3550, 6275, 8875, 12550, 17750, 17821, 31375, 35642, 62750, 89105, 178210, 445525, 891050, 2227625, 4455250]

約数ペア:

[(1, 4455250), (2, 2227625), (5, 891050), (10, 445525), (25, 178210), (50, 89105), (71, 62750), (125, 35642), (142, 31375), (250, 17821), (251, 17750), (355, 12550), (502, 8875), (710, 6275), (1255, 3550), (1775, 2510)]