156940906525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{20995439}}^1$

素因数の和:20995485

約数の個数: 24

約数和(自身を含む): 218688503040

約数和(自身を除く): 61747596515

約数列:

[1, 5, 13, 23, 25, 65, 115, 299, 325, 575, 1495, 7475, 20995439, 104977195, 272940707, 482895097, 524885975, 1364703535, 2414475485, 6277636261, 6823517675, 12072377425, 31388181305, 156940906525]

約数ペア:

[(1, 156940906525), (5, 31388181305), (13, 12072377425), (23, 6823517675), (25, 6277636261), (65, 2414475485), (115, 1364703535), (299, 524885975), (325, 482895097), (575, 272940707), (1495, 104977195), (7475, 20995439)]