53813825

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{271}}^1$

素因数の和:354

約数の個数: 36

約数和(自身を含む): 74066688

約数和(自身を除く): 20252863

約数列:

[1, 5, 13, 25, 47, 65, 169, 235, 271, 325, 611, 845, 1175, 1355, 3055, 3523, 4225, 6775, 7943, 12737, 15275, 17615, 39715, 45799, 63685, 88075, 165581, 198575, 228995, 318425, 827905, 1144975, 2152553, 4139525, 10762765, 53813825]

約数ペア:

[(1, 53813825), (5, 10762765), (13, 4139525), (25, 2152553), (47, 1144975), (65, 827905), (169, 318425), (235, 228995), (271, 198575), (325, 165581), (611, 88075), (845, 63685), (1175, 45799), (1355, 39715), (3055, 17615), (3523, 15275), (4225, 12737), (6775, 7943)]