156657475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{947}}^1$

素因数の和:1479

約数の個数: 24

約数和(自身を含む): 209830320

約数和(自身を除く): 53172845

約数列:

[1, 5, 13, 25, 65, 325, 509, 947, 2545, 4735, 6617, 12311, 12725, 23675, 33085, 61555, 165425, 307775, 482023, 2410115, 6266299, 12050575, 31331495, 156657475]

約数ペア:

[(1, 156657475), (5, 31331495), (13, 12050575), (25, 6266299), (65, 2410115), (325, 482023), (509, 307775), (947, 165425), (2545, 61555), (4735, 33085), (6617, 23675), (12311, 12725)]