100905025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{13499}}^1$

素因数の和:13545

約数の個数: 24

約数和(自身を含む): 140616000

約数和(自身を除く): 39710975

約数列:

[1, 5, 13, 23, 25, 65, 115, 299, 325, 575, 1495, 7475, 13499, 67495, 175487, 310477, 337475, 877435, 1552385, 4036201, 4387175, 7761925, 20181005, 100905025]

約数ペア:

[(1, 100905025), (5, 20181005), (13, 7761925), (23, 4387175), (25, 4036201), (65, 1552385), (115, 877435), (299, 337475), (325, 310477), (575, 175487), (1495, 67495), (7475, 13499)]