122729620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{15227}}^1$

素因数の和:15280

約数の個数: 48

約数和(自身を含む): 286530048

約数和(自身を除く): 163800428

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 15227, 30454, 60908, 76135, 152270, 197951, 304540, 395902, 472037, 791804, 944074, 989755, 1888148, 1979510, 2360185, 3959020, 4720370, 6136481, 9440740, 12272962, 24545924, 30682405, 61364810, 122729620]

約数ペア:

[(1, 122729620), (2, 61364810), (4, 30682405), (5, 24545924), (10, 12272962), (13, 9440740), (20, 6136481), (26, 4720370), (31, 3959020), (52, 2360185), (62, 1979510), (65, 1888148), (124, 989755), (130, 944074), (155, 791804), (260, 472037), (310, 395902), (403, 304540), (620, 197951), (806, 152270), (1612, 76135), (2015, 60908), (4030, 30454), (8060, 15227)]