28418700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{2203}}^1$

素因数の和:2263

約数の個数: 72

約数和(自身を含む): 84175168

約数和(自身を除く): 55756468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 43, 50, 60, 75, 86, 100, 129, 150, 172, 215, 258, 300, 430, 516, 645, 860, 1075, 1290, 2150, 2203, 2580, 3225, 4300, 4406, 6450, 6609, 8812, 11015, 12900, 13218, 22030, 26436, 33045, 44060, 55075, 66090, 94729, 110150, 132180, 165225, 189458, 220300, 284187, 330450, 378916, 473645, 568374, 660900, 947290, 1136748, 1420935, 1894580, 2368225, 2841870, 4736450, 5683740, 7104675, 9472900, 14209350, 28418700]

約数ペア:

[(1, 28418700), (2, 14209350), (3, 9472900), (4, 7104675), (5, 5683740), (6, 4736450), (10, 2841870), (12, 2368225), (15, 1894580), (20, 1420935), (25, 1136748), (30, 947290), (43, 660900), (50, 568374), (60, 473645), (75, 378916), (86, 330450), (100, 284187), (129, 220300), (150, 189458), (172, 165225), (215, 132180), (258, 110150), (300, 94729), (430, 66090), (516, 55075), (645, 44060), (860, 33045), (1075, 26436), (1290, 22030), (2150, 13218), (2203, 12900), (2580, 11015), (3225, 8812), (4300, 6609), (4406, 6450)]