142778150

素因数分解:

$2^1\times 5^2\times {\mathrm{643}}^1\times {\mathrm{4441}}^1$

素因数の和:5096

約数の個数: 24

約数和(自身を含む): 266040264

約数和(自身を除く): 123262114

約数列:

[1, 2, 5, 10, 25, 50, 643, 1286, 3215, 4441, 6430, 8882, 16075, 22205, 32150, 44410, 111025, 222050, 2855563, 5711126, 14277815, 28555630, 71389075, 142778150]

約数ペア:

[(1, 142778150), (2, 71389075), (5, 28555630), (10, 14277815), (25, 5711126), (50, 2855563), (643, 222050), (1286, 111025), (3215, 44410), (4441, 32150), (6430, 22205), (8882, 16075)]