156911840

素因数分解:

$2^5\times 5^1\times {\mathrm{701}}^1\times {\mathrm{1399}}^1$

素因数の和:2115

約数の個数: 48

約数和(自身を含む): 371498400

約数和(自身を除く): 214586560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 701, 1399, 1402, 2798, 2804, 3505, 5596, 5608, 6995, 7010, 11192, 11216, 13990, 14020, 22384, 22432, 27980, 28040, 44768, 55960, 56080, 111920, 112160, 223840, 980699, 1961398, 3922796, 4903495, 7845592, 9806990, 15691184, 19613980, 31382368, 39227960, 78455920, 156911840]

約数ペア:

[(1, 156911840), (2, 78455920), (4, 39227960), (5, 31382368), (8, 19613980), (10, 15691184), (16, 9806990), (20, 7845592), (32, 4903495), (40, 3922796), (80, 1961398), (160, 980699), (701, 223840), (1399, 112160), (1402, 111920), (2798, 56080), (2804, 55960), (3505, 44768), (5596, 28040), (5608, 27980), (6995, 22432), (7010, 22384), (11192, 14020), (11216, 13990)]