156598270

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1\times {\mathrm{1979}}^1$

素因数の和:2220

約数の個数: 32

約数和(自身を含む): 290394720

約数和(自身を除く): 133796450

約数列:

[1, 2, 5, 10, 41, 82, 193, 205, 386, 410, 965, 1930, 1979, 3958, 7913, 9895, 15826, 19790, 39565, 79130, 81139, 162278, 381947, 405695, 763894, 811390, 1909735, 3819470, 15659827, 31319654, 78299135, 156598270]

約数ペア:

[(1, 156598270), (2, 78299135), (5, 31319654), (10, 15659827), (41, 3819470), (82, 1909735), (193, 811390), (205, 763894), (386, 405695), (410, 381947), (965, 162278), (1930, 81139), (1979, 79130), (3958, 39565), (7913, 19790), (9895, 15826)]