158317840

素因数分解:

$2^4\times 5^1\times {\mathrm{1381}}^1\times {\mathrm{1433}}^1$

素因数の和:2827

約数の個数: 40

約数和(自身を含む): 368612568

約数和(自身を除く): 210294728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1381, 1433, 2762, 2866, 5524, 5732, 6905, 7165, 11048, 11464, 13810, 14330, 22096, 22928, 27620, 28660, 55240, 57320, 110480, 114640, 1978973, 3957946, 7915892, 9894865, 15831784, 19789730, 31663568, 39579460, 79158920, 158317840]

約数ペア:

[(1, 158317840), (2, 79158920), (4, 39579460), (5, 31663568), (8, 19789730), (10, 15831784), (16, 9894865), (20, 7915892), (40, 3957946), (80, 1978973), (1381, 114640), (1433, 110480), (2762, 57320), (2866, 55240), (5524, 28660), (5732, 27620), (6905, 22928), (7165, 22096), (11048, 14330), (11464, 13810)]