69323740

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{541}}^1$

素因数の和:742

約数の個数: 48

約数和(自身を含む): 150242400

約数和(自身を除く): 80918660

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 149, 172, 215, 298, 430, 541, 596, 745, 860, 1082, 1490, 2164, 2705, 2980, 5410, 6407, 10820, 12814, 23263, 25628, 32035, 46526, 64070, 80609, 93052, 116315, 128140, 161218, 232630, 322436, 403045, 465260, 806090, 1612180, 3466187, 6932374, 13864748, 17330935, 34661870, 69323740]

約数ペア:

[(1, 69323740), (2, 34661870), (4, 17330935), (5, 13864748), (10, 6932374), (20, 3466187), (43, 1612180), (86, 806090), (149, 465260), (172, 403045), (215, 322436), (298, 232630), (430, 161218), (541, 128140), (596, 116315), (745, 93052), (860, 80609), (1082, 64070), (1490, 46526), (2164, 32035), (2705, 25628), (2980, 23263), (5410, 12814), (6407, 10820)]