12901450

素因数分解:

$2^1\times 5^2\times {\mathrm{163}}^1\times {\mathrm{1583}}^1$

素因数の和:1758

約数の個数: 24

約数和(自身を含む): 24159168

約数和(自身を除く): 11257718

約数列:

[1, 2, 5, 10, 25, 50, 163, 326, 815, 1583, 1630, 3166, 4075, 7915, 8150, 15830, 39575, 79150, 258029, 516058, 1290145, 2580290, 6450725, 12901450]

約数ペア:

[(1, 12901450), (2, 6450725), (5, 2580290), (10, 1290145), (25, 516058), (50, 258029), (163, 79150), (326, 39575), (815, 15830), (1583, 8150), (1630, 7915), (3166, 4075)]