125513420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{202441}}^1$

素因数の和:202481

約数の個数: 24

約数和(自身を含む): 272082048

約数和(自身を除く): 146568628

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 202441, 404882, 809764, 1012205, 2024410, 4048820, 6275671, 12551342, 25102684, 31378355, 62756710, 125513420]

約数ペア:

[(1, 125513420), (2, 62756710), (4, 31378355), (5, 25102684), (10, 12551342), (20, 6275671), (31, 4048820), (62, 2024410), (124, 1012205), (155, 809764), (310, 404882), (620, 202441)]