7961200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1531}}^1$

素因数の和:1562

約数の個数: 60

約数和(自身を含む): 20611528

約数和(自身を除く): 12650328

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 1531, 2600, 3062, 5200, 6124, 7655, 12248, 15310, 19903, 24496, 30620, 38275, 39806, 61240, 76550, 79612, 99515, 122480, 153100, 159224, 199030, 306200, 318448, 398060, 497575, 612400, 796120, 995150, 1592240, 1990300, 3980600, 7961200]

約数ペア:

[(1, 7961200), (2, 3980600), (4, 1990300), (5, 1592240), (8, 995150), (10, 796120), (13, 612400), (16, 497575), (20, 398060), (25, 318448), (26, 306200), (40, 199030), (50, 159224), (52, 153100), (65, 122480), (80, 99515), (100, 79612), (104, 76550), (130, 61240), (200, 39806), (208, 38275), (260, 30620), (325, 24496), (400, 19903), (520, 15310), (650, 12248), (1040, 7655), (1300, 6124), (1531, 5200), (2600, 3062)]