156868660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{547}}^1\times {\mathrm{1103}}^1$

素因数の和:1672

約数の個数: 48

約数和(自身を含む): 355735296

約数和(自身を除く): 198866636

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 547, 1094, 1103, 2188, 2206, 2735, 4412, 5470, 5515, 7111, 10940, 11030, 14222, 14339, 22060, 28444, 28678, 35555, 57356, 71110, 71695, 142220, 143390, 286780, 603341, 1206682, 2413364, 3016705, 6033410, 7843433, 12066820, 15686866, 31373732, 39217165, 78434330, 156868660]

約数ペア:

[(1, 156868660), (2, 78434330), (4, 39217165), (5, 31373732), (10, 15686866), (13, 12066820), (20, 7843433), (26, 6033410), (52, 3016705), (65, 2413364), (130, 1206682), (260, 603341), (547, 286780), (1094, 143390), (1103, 142220), (2188, 71695), (2206, 71110), (2735, 57356), (4412, 35555), (5470, 28678), (5515, 28444), (7111, 22060), (10940, 14339), (11030, 14222)]