628990.00000000

素因数分解:

$2^4\times 5^2\times {\mathrm{53}}^1\times {\mathrm{701}}^1$

素因数の和:772

約数の個数: 60

約数和(自身を含む): 36429588

約数和(自身を除く): 21568388

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 53, 80, 100, 106, 200, 212, 265, 400, 424, 530, 701, 848, 1060, 1325, 1402, 2120, 2650, 2804, 3505, 4240, 5300, 5608, 7010, 10600, 11216, 14020, 17525, 21200, 28040, 35050, 37153, 56080, 70100, 74306, 140200, 148612, 185765, 280400, 297224, 371530, 594448, 743060, 928825, 1486120, 1857650, 2972240, 3715300, 7430600, 14861200]

約数ペア:

[(1, 14861200), (2, 7430600), (4, 3715300), (5, 2972240), (8, 1857650), (10, 1486120), (16, 928825), (20, 743060), (25, 594448), (40, 371530), (50, 297224), (53, 280400), (80, 185765), (100, 148612), (106, 140200), (200, 74306), (212, 70100), (265, 56080), (400, 37153), (424, 35050), (530, 28040), (701, 21200), (848, 17525), (1060, 14020), (1325, 11216), (1402, 10600), (2120, 7010), (2650, 5608), (2804, 5300), (3505, 4240)]