156788778940

素因数分解:

$2^2\times 5^1\times {\mathrm{383}}^1\times {\mathrm{809}}^1\times {\mathrm{25301}}^1$

素因数の和:26502

約数の個数: 48

約数和(自身を含む): 330537231360

約数和(自身を除く): 173748452420

約数列:

[1, 2, 4, 5, 10, 20, 383, 766, 809, 1532, 1618, 1915, 3236, 3830, 4045, 7660, 8090, 16180, 25301, 50602, 101204, 126505, 253010, 309847, 506020, 619694, 1239388, 1549235, 3098470, 6196940, 9690283, 19380566, 20468509, 38761132, 40937018, 48451415, 81874036, 96902830, 102342545, 193805660, 204685090, 409370180, 7839438947, 15678877894, 31357755788, 39197194735, 78394389470, 156788778940]

約数ペア:

[(1, 156788778940), (2, 78394389470), (4, 39197194735), (5, 31357755788), (10, 15678877894), (20, 7839438947), (383, 409370180), (766, 204685090), (809, 193805660), (1532, 102342545), (1618, 96902830), (1915, 81874036), (3236, 48451415), (3830, 40937018), (4045, 38761132), (7660, 20468509), (8090, 19380566), (16180, 9690283), (25301, 6196940), (50602, 3098470), (101204, 1549235), (126505, 1239388), (253010, 619694), (309847, 506020)]