202654580

素因数分解:

$2^2\times 5^1\times {\mathrm{1601}}^1\times {\mathrm{6329}}^1$

素因数の和:7939

約数の個数: 24

約数和(自身を含む): 425907720

約数和(自身を除く): 223253140

約数列:

[1, 2, 4, 5, 10, 20, 1601, 3202, 6329, 6404, 8005, 12658, 16010, 25316, 31645, 32020, 63290, 126580, 10132729, 20265458, 40530916, 50663645, 101327290, 202654580]

約数ペア:

[(1, 202654580), (2, 101327290), (4, 50663645), (5, 40530916), (10, 20265458), (20, 10132729), (1601, 126580), (3202, 63290), (6329, 32020), (6404, 31645), (8005, 25316), (12658, 16010)]