129648925

素因数分解:

$5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{20023}}^1$

素因数の和:20077

約数の個数: 24

約数和(自身を含む): 188706176

約数和(自身を除く): 59057251

約数列:

[1, 5, 7, 25, 35, 37, 175, 185, 259, 925, 1295, 6475, 20023, 100115, 140161, 500575, 700805, 740851, 3504025, 3704255, 5185957, 18521275, 25929785, 129648925]

約数ペア:

[(1, 129648925), (5, 25929785), (7, 18521275), (25, 5185957), (35, 3704255), (37, 3504025), (175, 740851), (185, 700805), (259, 500575), (925, 140161), (1295, 100115), (6475, 20023)]