157400240

素因数分解:

$2^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{7481}}^1$

素因数の和:7757

約数の個数: 40

約数和(自身を含む): 367396128

約数和(自身を除く): 209995888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263, 526, 1052, 1315, 2104, 2630, 4208, 5260, 7481, 10520, 14962, 21040, 29924, 37405, 59848, 74810, 119696, 149620, 299240, 598480, 1967503, 3935006, 7870012, 9837515, 15740024, 19675030, 31480048, 39350060, 78700120, 157400240]

約数ペア:

[(1, 157400240), (2, 78700120), (4, 39350060), (5, 31480048), (8, 19675030), (10, 15740024), (16, 9837515), (20, 7870012), (40, 3935006), (80, 1967503), (263, 598480), (526, 299240), (1052, 149620), (1315, 119696), (2104, 74810), (2630, 59848), (4208, 37405), (5260, 29924), (7481, 21040), (10520, 14962)]