130724800

素因数分解:

$2^6\times 5^2\times {\mathrm{81703}}^1$

素因数の和:81725

約数の個数: 42

約数和(自身を含む): 321668648

約数和(自身を除く): 190943848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 81703, 163406, 326812, 408515, 653624, 817030, 1307248, 1634060, 2042575, 2614496, 3268120, 4085150, 5228992, 6536240, 8170300, 13072480, 16340600, 26144960, 32681200, 65362400, 130724800]

約数ペア:

[(1, 130724800), (2, 65362400), (4, 32681200), (5, 26144960), (8, 16340600), (10, 13072480), (16, 8170300), (20, 6536240), (25, 5228992), (32, 4085150), (40, 3268120), (50, 2614496), (64, 2042575), (80, 1634060), (100, 1307248), (160, 817030), (200, 653624), (320, 408515), (400, 326812), (800, 163406), (1600, 81703)]