669360025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{773}}^1\times {\mathrm{1823}}^1$

素因数の和:2625

約数の個数: 24

約数和(自身を含む): 875301120

約数和(自身を除く): 205941095

約数列:

[1, 5, 19, 25, 95, 475, 773, 1823, 3865, 9115, 14687, 19325, 34637, 45575, 73435, 173185, 367175, 865925, 1409179, 7045895, 26774401, 35229475, 133872005, 669360025]

約数ペア:

[(1, 669360025), (5, 133872005), (19, 35229475), (25, 26774401), (95, 7045895), (475, 1409179), (773, 865925), (1823, 367175), (3865, 173185), (9115, 73435), (14687, 45575), (19325, 34637)]