31313230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{3049}}^1$

素因数の和:3148

約数の個数: 32

約数和(自身を含む): 61488000

約数和(自身を除く): 30174770

約数列:

[1, 2, 5, 10, 13, 26, 65, 79, 130, 158, 395, 790, 1027, 2054, 3049, 5135, 6098, 10270, 15245, 30490, 39637, 79274, 198185, 240871, 396370, 481742, 1204355, 2408710, 3131323, 6262646, 15656615, 31313230]

約数ペア:

[(1, 31313230), (2, 15656615), (5, 6262646), (10, 3131323), (13, 2408710), (26, 1204355), (65, 481742), (79, 396370), (130, 240871), (158, 198185), (395, 79274), (790, 39637), (1027, 30490), (2054, 15245), (3049, 10270), (5135, 6098)]