20671570500

素因数分解:

$2^2\times 3^1\times 5^3\times 7^1\times {\mathrm{1968721}}^1$

素因数の和:1968750

約数の個数: 96

約数和(自身を含む): 68795021568

約数和(自身を除く): 48123451068

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 125, 140, 150, 175, 210, 250, 300, 350, 375, 420, 500, 525, 700, 750, 875, 1050, 1500, 1750, 2100, 2625, 3500, 5250, 10500, 1968721, 3937442, 5906163, 7874884, 9843605, 11812326, 13781047, 19687210, 23624652, 27562094, 29530815, 39374420, 41343141, 49218025, 55124188, 59061630, 68905235, 82686282, 98436050, 118123260, 137810470, 147654075, 165372564, 196872100, 206715705, 246090125, 275620940, 295308150, 344526175, 413431410, 492180250, 590616300, 689052350, 738270375, 826862820, 984360500, 1033578525, 1378104700, 1476540750, 1722630875, 2067157050, 2953081500, 3445261750, 4134314100, 5167892625, 6890523500, 10335785250, 20671570500]

約数ペア:

[(1, 20671570500), (2, 10335785250), (3, 6890523500), (4, 5167892625), (5, 4134314100), (6, 3445261750), (7, 2953081500), (10, 2067157050), (12, 1722630875), (14, 1476540750), (15, 1378104700), (20, 1033578525), (21, 984360500), (25, 826862820), (28, 738270375), (30, 689052350), (35, 590616300), (42, 492180250), (50, 413431410), (60, 344526175), (70, 295308150), (75, 275620940), (84, 246090125), (100, 206715705), (105, 196872100), (125, 165372564), (140, 147654075), (150, 137810470), (175, 118123260), (210, 98436050), (250, 82686282), (300, 68905235), (350, 59061630), (375, 55124188), (420, 49218025), (500, 41343141), (525, 39374420), (700, 29530815), (750, 27562094), (875, 23624652), (1050, 19687210), (1500, 13781047), (1750, 11812326), (2100, 9843605), (2625, 7874884), (3500, 5906163), (5250, 3937442), (10500, 1968721)]