401388233800

素因数分解:

$2^3\times 5^2\times {\mathrm{25889}}^1\times {\mathrm{77521}}^1$

素因数の和:103426

約数の個数: 48

約数和(自身を含む): 933275729700

約数和(自身を除く): 531887495900

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 25889, 51778, 77521, 103556, 129445, 155042, 207112, 258890, 310084, 387605, 517780, 620168, 647225, 775210, 1035560, 1294450, 1550420, 1938025, 2588900, 3100840, 3876050, 5177800, 7752100, 15504200, 2006941169, 4013882338, 8027764676, 10034705845, 16055529352, 20069411690, 40138823380, 50173529225, 80277646760, 100347058450, 200694116900, 401388233800]

約数ペア:

[(1, 401388233800), (2, 200694116900), (4, 100347058450), (5, 80277646760), (8, 50173529225), (10, 40138823380), (20, 20069411690), (25, 16055529352), (40, 10034705845), (50, 8027764676), (100, 4013882338), (200, 2006941169), (25889, 15504200), (51778, 7752100), (77521, 5177800), (103556, 3876050), (129445, 3100840), (155042, 2588900), (207112, 1938025), (258890, 1550420), (310084, 1294450), (387605, 1035560), (517780, 775210), (620168, 647225)]