51749960

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{167}}^1$

素因数の和:366

約数の個数: 64

約数和(自身を含む): 119992320

約数和(自身を除く): 68242360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 127, 167, 244, 254, 305, 334, 488, 508, 610, 635, 668, 835, 1016, 1220, 1270, 1336, 1670, 2440, 2540, 3340, 5080, 6680, 7747, 10187, 15494, 20374, 21209, 30988, 38735, 40748, 42418, 50935, 61976, 77470, 81496, 84836, 101870, 106045, 154940, 169672, 203740, 212090, 309880, 407480, 424180, 848360, 1293749, 2587498, 5174996, 6468745, 10349992, 12937490, 25874980, 51749960]

約数ペア:

[(1, 51749960), (2, 25874980), (4, 12937490), (5, 10349992), (8, 6468745), (10, 5174996), (20, 2587498), (40, 1293749), (61, 848360), (122, 424180), (127, 407480), (167, 309880), (244, 212090), (254, 203740), (305, 169672), (334, 154940), (488, 106045), (508, 101870), (610, 84836), (635, 81496), (668, 77470), (835, 61976), (1016, 50935), (1220, 42418), (1270, 40748), (1336, 38735), (1670, 30988), (2440, 21209), (2540, 20374), (3340, 15494), (5080, 10187), (6680, 7747)]