129377440

素因数分解:

$2^5\times 5^1\times {\mathrm{127}}^1\times {\mathrm{6367}}^1$

素因数の和:6509

約数の個数: 48

約数和(自身を含む): 308109312

約数和(自身を除く): 178731872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 127, 160, 254, 508, 635, 1016, 1270, 2032, 2540, 4064, 5080, 6367, 10160, 12734, 20320, 25468, 31835, 50936, 63670, 101872, 127340, 203744, 254680, 509360, 808609, 1018720, 1617218, 3234436, 4043045, 6468872, 8086090, 12937744, 16172180, 25875488, 32344360, 64688720, 129377440]

約数ペア:

[(1, 129377440), (2, 64688720), (4, 32344360), (5, 25875488), (8, 16172180), (10, 12937744), (16, 8086090), (20, 6468872), (32, 4043045), (40, 3234436), (80, 1617218), (127, 1018720), (160, 808609), (254, 509360), (508, 254680), (635, 203744), (1016, 127340), (1270, 101872), (2032, 63670), (2540, 50936), (4064, 31835), (5080, 25468), (6367, 20320), (10160, 12734)]