77140640

素因数分解:

$2^5\times 5^1\times {\mathrm{167}}^1\times {\mathrm{2887}}^1$

素因数の和:3069

約数の個数: 48

約数和(自身を含む): 183399552

約数和(自身を除く): 106258912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 167, 334, 668, 835, 1336, 1670, 2672, 2887, 3340, 5344, 5774, 6680, 11548, 13360, 14435, 23096, 26720, 28870, 46192, 57740, 92384, 115480, 230960, 461920, 482129, 964258, 1928516, 2410645, 3857032, 4821290, 7714064, 9642580, 15428128, 19285160, 38570320, 77140640]

約数ペア:

[(1, 77140640), (2, 38570320), (4, 19285160), (5, 15428128), (8, 9642580), (10, 7714064), (16, 4821290), (20, 3857032), (32, 2410645), (40, 1928516), (80, 964258), (160, 482129), (167, 461920), (334, 230960), (668, 115480), (835, 92384), (1336, 57740), (1670, 46192), (2672, 28870), (2887, 26720), (3340, 23096), (5344, 14435), (5774, 13360), (6680, 11548)]