156945130

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{20147}}^1$

素因数の和:20214

約数の個数: 32

約数和(自身を含む): 304637760

約数和(自身を除く): 147692630

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1558, 3895, 7790, 20147, 40294, 100735, 201470, 382793, 765586, 826027, 1652054, 1913965, 3827930, 4130135, 8260270, 15694513, 31389026, 78472565, 156945130]

約数ペア:

[(1, 156945130), (2, 78472565), (5, 31389026), (10, 15694513), (19, 8260270), (38, 4130135), (41, 3827930), (82, 1913965), (95, 1652054), (190, 826027), (205, 765586), (410, 382793), (779, 201470), (1558, 100735), (3895, 40294), (7790, 20147)]