38401505

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1\times {\mathrm{509}}^1$

素因数の和:784

約数の個数: 16

約数和(自身を含む): 47001600

約数和(自身を除く): 8600095

約数列:

[1, 5, 79, 191, 395, 509, 955, 2545, 15089, 40211, 75445, 97219, 201055, 486095, 7680301, 38401505]

約数ペア:

[(1, 38401505), (5, 7680301), (79, 486095), (191, 201055), (395, 97219), (509, 75445), (955, 40211), (2545, 15089)]