51967240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{73}}^1$

素因数の和:171

約数の個数: 96

約数和(自身を含む): 131188680

約数和(自身を除く): 79221440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 73, 74, 104, 130, 146, 148, 185, 260, 292, 296, 365, 370, 481, 520, 584, 730, 740, 949, 962, 1369, 1460, 1480, 1898, 1924, 2405, 2701, 2738, 2920, 3796, 3848, 4745, 4810, 5402, 5476, 6845, 7592, 9490, 9620, 10804, 10952, 13505, 13690, 17797, 18980, 19240, 21608, 27010, 27380, 35113, 35594, 37960, 54020, 54760, 70226, 71188, 88985, 99937, 108040, 140452, 142376, 175565, 177970, 199874, 280904, 351130, 355940, 399748, 499685, 702260, 711880, 799496, 999370, 1299181, 1404520, 1998740, 2598362, 3997480, 5196724, 6495905, 10393448, 12991810, 25983620, 51967240]

約数ペア:

[(1, 51967240), (2, 25983620), (4, 12991810), (5, 10393448), (8, 6495905), (10, 5196724), (13, 3997480), (20, 2598362), (26, 1998740), (37, 1404520), (40, 1299181), (52, 999370), (65, 799496), (73, 711880), (74, 702260), (104, 499685), (130, 399748), (146, 355940), (148, 351130), (185, 280904), (260, 199874), (292, 177970), (296, 175565), (365, 142376), (370, 140452), (481, 108040), (520, 99937), (584, 88985), (730, 71188), (740, 70226), (949, 54760), (962, 54020), (1369, 37960), (1460, 35594), (1480, 35113), (1898, 27380), (1924, 27010), (2405, 21608), (2701, 19240), (2738, 18980), (2920, 17797), (3796, 13690), (3848, 13505), (4745, 10952), (4810, 10804), (5402, 9620), (5476, 9490), (6845, 7592)]