42000050

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{11831}}^1$

素因数の和:11914

約数の個数: 24

約数和(自身を含む): 79227072

約数和(自身を除く): 37227022

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 355, 710, 1775, 3550, 11831, 23662, 59155, 118310, 295775, 591550, 840001, 1680002, 4200005, 8400010, 21000025, 42000050]

約数ペア:

[(1, 42000050), (2, 21000025), (5, 8400010), (10, 4200005), (25, 1680002), (50, 840001), (71, 591550), (142, 295775), (355, 118310), (710, 59155), (1775, 23662), (3550, 11831)]