253755940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{5009}}^1$

素因数の和:5184

約数の個数: 48

約数和(自身を含む): 568134000

約数和(自身を除く): 314378060

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 149, 170, 298, 340, 596, 745, 1490, 2533, 2980, 5009, 5066, 10018, 10132, 12665, 20036, 25045, 25330, 50090, 50660, 85153, 100180, 170306, 340612, 425765, 746341, 851530, 1492682, 1703060, 2985364, 3731705, 7463410, 12687797, 14926820, 25375594, 50751188, 63438985, 126877970, 253755940]

約数ペア:

[(1, 253755940), (2, 126877970), (4, 63438985), (5, 50751188), (10, 25375594), (17, 14926820), (20, 12687797), (34, 7463410), (68, 3731705), (85, 2985364), (149, 1703060), (170, 1492682), (298, 851530), (340, 746341), (596, 425765), (745, 340612), (1490, 170306), (2533, 100180), (2980, 85153), (5009, 50660), (5066, 50090), (10018, 25330), (10132, 25045), (12665, 20036)]