127201780

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{25339}}^1$

素因数の和:25599

約数の個数: 24

約数和(自身を含む): 268198560

約数和(自身を除く): 140996780

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 1004, 1255, 2510, 5020, 25339, 50678, 101356, 126695, 253390, 506780, 6360089, 12720178, 25440356, 31800445, 63600890, 127201780]

約数ペア:

[(1, 127201780), (2, 63600890), (4, 31800445), (5, 25440356), (10, 12720178), (20, 6360089), (251, 506780), (502, 253390), (1004, 126695), (1255, 101356), (2510, 50678), (5020, 25339)]