65240740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{105227}}^1$

素因数の和:105267

約数の個数: 24

約数和(自身を含む): 141426432

約数和(自身を除く): 76185692

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 105227, 210454, 420908, 526135, 1052270, 2104540, 3262037, 6524074, 13048148, 16310185, 32620370, 65240740]

約数ペア:

[(1, 65240740), (2, 32620370), (4, 16310185), (5, 13048148), (10, 6524074), (20, 3262037), (31, 2104540), (62, 1052270), (124, 526135), (155, 420908), (310, 210454), (620, 105227)]