812804930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{1427}}^1$

素因数の和:1623

約数の個数: 64

約数和(自身を含む): 1710858240

約数和(自身を除く): 898053310

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 79, 103, 158, 206, 395, 515, 553, 721, 790, 1030, 1106, 1427, 1442, 2765, 2854, 3605, 5530, 7135, 7210, 8137, 9989, 14270, 16274, 19978, 40685, 49945, 56959, 81370, 99890, 112733, 113918, 146981, 225466, 284795, 293962, 563665, 569590, 734905, 789131, 1028867, 1127330, 1469810, 1578262, 2057734, 3945655, 5144335, 7891310, 10288670, 11611499, 23222998, 58057495, 81280493, 116114990, 162560986, 406402465, 812804930]

約数ペア:

[(1, 812804930), (2, 406402465), (5, 162560986), (7, 116114990), (10, 81280493), (14, 58057495), (35, 23222998), (70, 11611499), (79, 10288670), (103, 7891310), (158, 5144335), (206, 3945655), (395, 2057734), (515, 1578262), (553, 1469810), (721, 1127330), (790, 1028867), (1030, 789131), (1106, 734905), (1427, 569590), (1442, 563665), (2765, 293962), (2854, 284795), (3605, 225466), (5530, 146981), (7135, 113918), (7210, 112733), (8137, 99890), (9989, 81370), (14270, 56959), (16274, 49945), (19978, 40685)]