15955600

素因数分解:

$2^4\times 5^2\times {\mathrm{113}}^1\times {\mathrm{353}}^1$

素因数の和:484

約数の個数: 60

約数和(自身を含む): 38782116

約数和(自身を除く): 22826516

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 113, 200, 226, 353, 400, 452, 565, 706, 904, 1130, 1412, 1765, 1808, 2260, 2824, 2825, 3530, 4520, 5648, 5650, 7060, 8825, 9040, 11300, 14120, 17650, 22600, 28240, 35300, 39889, 45200, 70600, 79778, 141200, 159556, 199445, 319112, 398890, 638224, 797780, 997225, 1595560, 1994450, 3191120, 3988900, 7977800, 15955600]

約数ペア:

[(1, 15955600), (2, 7977800), (4, 3988900), (5, 3191120), (8, 1994450), (10, 1595560), (16, 997225), (20, 797780), (25, 638224), (40, 398890), (50, 319112), (80, 199445), (100, 159556), (113, 141200), (200, 79778), (226, 70600), (353, 45200), (400, 39889), (452, 35300), (565, 28240), (706, 22600), (904, 17650), (1130, 14120), (1412, 11300), (1765, 9040), (1808, 8825), (2260, 7060), (2824, 5650), (2825, 5648), (3530, 4520)]