64870575

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:317

約数の個数: 96

約数和(自身を含む): 137134080

約数和(自身を除く): 72263505

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 47, 55, 75, 77, 105, 141, 165, 175, 231, 235, 239, 275, 329, 385, 517, 525, 705, 717, 825, 987, 1155, 1175, 1195, 1551, 1645, 1673, 1925, 2585, 2629, 3525, 3585, 3619, 4935, 5019, 5775, 5975, 7755, 7887, 8225, 8365, 10857, 11233, 12925, 13145, 17925, 18095, 18403, 24675, 25095, 33699, 38775, 39435, 41825, 54285, 55209, 56165, 65725, 78631, 90475, 92015, 123563, 125475, 168495, 197175, 235893, 271425, 276045, 280825, 370689, 393155, 460075, 617815, 842475, 864941, 1179465, 1380225, 1853445, 1965775, 2594823, 3089075, 4324705, 5897325, 9267225, 12974115, 21623525, 64870575]

約数ペア:

[(1, 64870575), (3, 21623525), (5, 12974115), (7, 9267225), (11, 5897325), (15, 4324705), (21, 3089075), (25, 2594823), (33, 1965775), (35, 1853445), (47, 1380225), (55, 1179465), (75, 864941), (77, 842475), (105, 617815), (141, 460075), (165, 393155), (175, 370689), (231, 280825), (235, 276045), (239, 271425), (275, 235893), (329, 197175), (385, 168495), (517, 125475), (525, 123563), (705, 92015), (717, 90475), (825, 78631), (987, 65725), (1155, 56165), (1175, 55209), (1195, 54285), (1551, 41825), (1645, 39435), (1673, 38775), (1925, 33699), (2585, 25095), (2629, 24675), (3525, 18403), (3585, 18095), (3619, 17925), (4935, 13145), (5019, 12925), (5775, 11233), (5975, 10857), (7755, 8365), (7887, 8225)]