51240856

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{599}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 104994000

約数和(自身を除く): 53753144

約数列:

[1, 2, 4, 8, 17, 34, 37, 68, 74, 136, 148, 289, 296, 578, 599, 629, 1156, 1198, 1258, 2312, 2396, 2516, 4792, 5032, 10183, 10693, 20366, 21386, 22163, 40732, 42772, 44326, 81464, 85544, 88652, 173111, 177304, 346222, 376771, 692444, 753542, 1384888, 1507084, 3014168, 6405107, 12810214, 25620428, 51240856]

約数ペア:

[(1, 51240856), (2, 25620428), (4, 12810214), (8, 6405107), (17, 3014168), (34, 1507084), (37, 1384888), (68, 753542), (74, 692444), (136, 376771), (148, 346222), (289, 177304), (296, 173111), (578, 88652), (599, 85544), (629, 81464), (1156, 44326), (1198, 42772), (1258, 40732), (2312, 22163), (2396, 21386), (2516, 20366), (4792, 10693), (5032, 10183)]