201921025

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{9491}}^1$

素因数の和:9561

約数の個数: 24

約数和(自身を含む): 268357824

約数和(自身を除く): 66436799

約数列:

[1, 5, 23, 25, 37, 115, 185, 575, 851, 925, 4255, 9491, 21275, 47455, 218293, 237275, 351167, 1091465, 1755835, 5457325, 8076841, 8779175, 40384205, 201921025]

約数ペア:

[(1, 201921025), (5, 40384205), (23, 8779175), (25, 8076841), (37, 5457325), (115, 1755835), (185, 1091465), (575, 351167), (851, 237275), (925, 218293), (4255, 47455), (9491, 21275)]