71830280

素因数分解:

$2^3\times 5^1\times {\mathrm{929}}^1\times {\mathrm{1933}}^1$

素因数の和:2873

約数の個数: 32

約数和(自身を含む): 161875800

約数和(自身を除く): 90045520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 929, 1858, 1933, 3716, 3866, 4645, 7432, 7732, 9290, 9665, 15464, 18580, 19330, 37160, 38660, 77320, 1795757, 3591514, 7183028, 8978785, 14366056, 17957570, 35915140, 71830280]

約数ペア:

[(1, 71830280), (2, 35915140), (4, 17957570), (5, 14366056), (8, 8978785), (10, 7183028), (20, 3591514), (40, 1795757), (929, 77320), (1858, 38660), (1933, 37160), (3716, 19330), (3866, 18580), (4645, 15464), (7432, 9665), (7732, 9290)]