51414680

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{349}}^1$

素因数の和:516

約数の個数: 64

約数和(自身を含む): 120960000

約数和(自身を除く): 69545320

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 127, 145, 232, 254, 290, 349, 508, 580, 635, 698, 1016, 1160, 1270, 1396, 1745, 2540, 2792, 3490, 3683, 5080, 6980, 7366, 10121, 13960, 14732, 18415, 20242, 29464, 36830, 40484, 44323, 50605, 73660, 80968, 88646, 101210, 147320, 177292, 202420, 221615, 354584, 404840, 443230, 886460, 1285367, 1772920, 2570734, 5141468, 6426835, 10282936, 12853670, 25707340, 51414680]

約数ペア:

[(1, 51414680), (2, 25707340), (4, 12853670), (5, 10282936), (8, 6426835), (10, 5141468), (20, 2570734), (29, 1772920), (40, 1285367), (58, 886460), (116, 443230), (127, 404840), (145, 354584), (232, 221615), (254, 202420), (290, 177292), (349, 147320), (508, 101210), (580, 88646), (635, 80968), (698, 73660), (1016, 50605), (1160, 44323), (1270, 40484), (1396, 36830), (1745, 29464), (2540, 20242), (2792, 18415), (3490, 14732), (3683, 13960), (5080, 10121), (6980, 7366)]