127329200

素因数分解:

$2^4\times 5^2\times {\mathrm{318323}}^1$

素因数の和:318341

約数の個数: 30

約数和(自身を含む): 305909364

約数和(自身を除く): 178580164

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 318323, 636646, 1273292, 1591615, 2546584, 3183230, 5093168, 6366460, 7958075, 12732920, 15916150, 25465840, 31832300, 63664600, 127329200]

約数ペア:

[(1, 127329200), (2, 63664600), (4, 31832300), (5, 25465840), (8, 15916150), (10, 12732920), (16, 7958075), (20, 6366460), (25, 5093168), (40, 3183230), (50, 2546584), (80, 1591615), (100, 1273292), (200, 636646), (400, 318323)]