77531480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149099}}^1$

素因数の和:149123

約数の個数: 32

約数和(自身を含む): 187866000

約数和(自身を除く): 110334520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 149099, 298198, 596396, 745495, 1192792, 1490990, 1938287, 2981980, 3876574, 5963960, 7753148, 9691435, 15506296, 19382870, 38765740, 77531480]

約数ペア:

[(1, 77531480), (2, 38765740), (4, 19382870), (5, 15506296), (8, 9691435), (10, 7753148), (13, 5963960), (20, 3876574), (26, 2981980), (40, 1938287), (52, 1490990), (65, 1192792), (104, 745495), (130, 596396), (260, 298198), (520, 149099)]