349569025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{12959}}^1$

素因数の和:13065

約数の個数: 24

約数和(自身を含む): 472469760

約数和(自身を除く): 122900735

約数列:

[1, 5, 13, 25, 65, 83, 325, 415, 1079, 2075, 5395, 12959, 26975, 64795, 168467, 323975, 842335, 1075597, 4211675, 5377985, 13982761, 26889925, 69913805, 349569025]

約数ペア:

[(1, 349569025), (5, 69913805), (13, 26889925), (25, 13982761), (65, 5377985), (83, 4211675), (325, 1075597), (415, 842335), (1079, 323975), (2075, 168467), (5395, 64795), (12959, 26975)]