20253000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:224

約数の個数: 128

約数和(自身を含む): 65070720

約数和(自身を除く): 44817720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 43, 50, 60, 75, 86, 100, 120, 125, 129, 150, 157, 172, 200, 215, 250, 258, 300, 314, 344, 375, 430, 471, 500, 516, 600, 628, 645, 750, 785, 860, 942, 1000, 1032, 1075, 1256, 1290, 1500, 1570, 1720, 1884, 2150, 2355, 2580, 3000, 3140, 3225, 3768, 3925, 4300, 4710, 5160, 5375, 6280, 6450, 6751, 7850, 8600, 9420, 10750, 11775, 12900, 13502, 15700, 16125, 18840, 19625, 20253, 21500, 23550, 25800, 27004, 31400, 32250, 33755, 39250, 40506, 43000, 47100, 54008, 58875, 64500, 67510, 78500, 81012, 94200, 101265, 117750, 129000, 135020, 157000, 162024, 168775, 202530, 235500, 270040, 337550, 405060, 471000, 506325, 675100, 810120, 843875, 1012650, 1350200, 1687750, 2025300, 2531625, 3375500, 4050600, 5063250, 6751000, 10126500, 20253000]

約数ペア:

[(1, 20253000), (2, 10126500), (3, 6751000), (4, 5063250), (5, 4050600), (6, 3375500), (8, 2531625), (10, 2025300), (12, 1687750), (15, 1350200), (20, 1012650), (24, 843875), (25, 810120), (30, 675100), (40, 506325), (43, 471000), (50, 405060), (60, 337550), (75, 270040), (86, 235500), (100, 202530), (120, 168775), (125, 162024), (129, 157000), (150, 135020), (157, 129000), (172, 117750), (200, 101265), (215, 94200), (250, 81012), (258, 78500), (300, 67510), (314, 64500), (344, 58875), (375, 54008), (430, 47100), (471, 43000), (500, 40506), (516, 39250), (600, 33755), (628, 32250), (645, 31400), (750, 27004), (785, 25800), (860, 23550), (942, 21500), (1000, 20253), (1032, 19625), (1075, 18840), (1256, 16125), (1290, 15700), (1500, 13502), (1570, 12900), (1720, 11775), (1884, 10750), (2150, 9420), (2355, 8600), (2580, 7850), (3000, 6751), (3140, 6450), (3225, 6280), (3768, 5375), (3925, 5160), (4300, 4710)]