649634480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^3\times {\mathrm{6101}}^1$

素因数の和:6147

約数の個数: 80

約数和(自身を含む): 1661599008

約数和(自身を除く): 1011964528

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1331, 1936, 2420, 2662, 4840, 5324, 6101, 6655, 9680, 10648, 12202, 13310, 21296, 24404, 26620, 30505, 48808, 53240, 61010, 67111, 97616, 106480, 122020, 134222, 244040, 268444, 335555, 488080, 536888, 671110, 738221, 1073776, 1342220, 1476442, 2684440, 2952884, 3691105, 5368880, 5905768, 7382210, 8120431, 11811536, 14764420, 16240862, 29528840, 32481724, 40602155, 59057680, 64963448, 81204310, 129926896, 162408620, 324817240, 649634480]

約数ペア:

[(1, 649634480), (2, 324817240), (4, 162408620), (5, 129926896), (8, 81204310), (10, 64963448), (11, 59057680), (16, 40602155), (20, 32481724), (22, 29528840), (40, 16240862), (44, 14764420), (55, 11811536), (80, 8120431), (88, 7382210), (110, 5905768), (121, 5368880), (176, 3691105), (220, 2952884), (242, 2684440), (440, 1476442), (484, 1342220), (605, 1073776), (880, 738221), (968, 671110), (1210, 536888), (1331, 488080), (1936, 335555), (2420, 268444), (2662, 244040), (4840, 134222), (5324, 122020), (6101, 106480), (6655, 97616), (9680, 67111), (10648, 61010), (12202, 53240), (13310, 48808), (21296, 30505), (24404, 26620)]