42156790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{677}}^1$

素因数の和:1176

約数の個数: 32

約数和(自身を含む): 82010880

約数和(自身を除く): 39854090

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 479, 677, 958, 1354, 2395, 3385, 4790, 6227, 6770, 8801, 12454, 17602, 31135, 44005, 62270, 88010, 324283, 648566, 1621415, 3242830, 4215679, 8431358, 21078395, 42156790]

約数ペア:

[(1, 42156790), (2, 21078395), (5, 8431358), (10, 4215679), (13, 3242830), (26, 1621415), (65, 648566), (130, 324283), (479, 88010), (677, 62270), (958, 44005), (1354, 31135), (2395, 17602), (3385, 12454), (4790, 8801), (6227, 6770)]