129913100

素因数分解:

$2^2\times 5^2\times {\mathrm{149}}^1\times {\mathrm{8719}}^1$

素因数の和:8882

約数の個数: 36

約数和(自身を含む): 283836000

約数和(自身を除く): 153922900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 149, 298, 596, 745, 1490, 2980, 3725, 7450, 8719, 14900, 17438, 34876, 43595, 87190, 174380, 217975, 435950, 871900, 1299131, 2598262, 5196524, 6495655, 12991310, 25982620, 32478275, 64956550, 129913100]

約数ペア:

[(1, 129913100), (2, 64956550), (4, 32478275), (5, 25982620), (10, 12991310), (20, 6495655), (25, 5196524), (50, 2598262), (100, 1299131), (149, 871900), (298, 435950), (596, 217975), (745, 174380), (1490, 87190), (2980, 43595), (3725, 34876), (7450, 17438), (8719, 14900)]