639031600

素因数分解:

$2^4\times 5^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{701}}^1$

素因数の和:815

約数の個数: 120

約数和(自身を含む): 1602901872

約数和(自身を除く): 963870272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 43, 50, 53, 80, 86, 100, 106, 172, 200, 212, 215, 265, 344, 400, 424, 430, 530, 688, 701, 848, 860, 1060, 1075, 1325, 1402, 1720, 2120, 2150, 2279, 2650, 2804, 3440, 3505, 4240, 4300, 4558, 5300, 5608, 7010, 8600, 9116, 10600, 11216, 11395, 14020, 17200, 17525, 18232, 21200, 22790, 28040, 30143, 35050, 36464, 37153, 45580, 56080, 56975, 60286, 70100, 74306, 91160, 113950, 120572, 140200, 148612, 150715, 182320, 185765, 227900, 241144, 280400, 297224, 301430, 371530, 455800, 482288, 594448, 602860, 743060, 753575, 911600, 928825, 1205720, 1486120, 1507150, 1597579, 1857650, 2411440, 2972240, 3014300, 3195158, 3715300, 6028600, 6390316, 7430600, 7987895, 12057200, 12780632, 14861200, 15975790, 25561264, 31951580, 39939475, 63903160, 79878950, 127806320, 159757900, 319515800, 639031600]

約数ペア:

[(1, 639031600), (2, 319515800), (4, 159757900), (5, 127806320), (8, 79878950), (10, 63903160), (16, 39939475), (20, 31951580), (25, 25561264), (40, 15975790), (43, 14861200), (50, 12780632), (53, 12057200), (80, 7987895), (86, 7430600), (100, 6390316), (106, 6028600), (172, 3715300), (200, 3195158), (212, 3014300), (215, 2972240), (265, 2411440), (344, 1857650), (400, 1597579), (424, 1507150), (430, 1486120), (530, 1205720), (688, 928825), (701, 911600), (848, 753575), (860, 743060), (1060, 602860), (1075, 594448), (1325, 482288), (1402, 455800), (1720, 371530), (2120, 301430), (2150, 297224), (2279, 280400), (2650, 241144), (2804, 227900), (3440, 185765), (3505, 182320), (4240, 150715), (4300, 148612), (4558, 140200), (5300, 120572), (5608, 113950), (7010, 91160), (8600, 74306), (9116, 70100), (10600, 60286), (11216, 56975), (11395, 56080), (14020, 45580), (17200, 37153), (17525, 36464), (18232, 35050), (21200, 30143), (22790, 28040)]