40978925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7417}}^1$

素因数の和:7457

約数の個数: 24

約数和(自身を含む): 57949416

約数和(自身を除く): 16970491

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 5525, 7417, 37085, 96421, 126089, 185425, 482105, 630445, 1639157, 2410525, 3152225, 8195785, 40978925]

約数ペア:

[(1, 40978925), (5, 8195785), (13, 3152225), (17, 2410525), (25, 1639157), (65, 630445), (85, 482105), (221, 185425), (325, 126089), (425, 96421), (1105, 37085), (5525, 7417)]