251404352

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:244

約数の個数: 112

約数和(自身を含む): 559612800

約数和(自身を除く): 308208448

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 64, 76, 89, 92, 101, 152, 178, 184, 202, 304, 356, 368, 404, 437, 608, 712, 736, 808, 874, 1216, 1424, 1472, 1616, 1691, 1748, 1919, 2047, 2323, 2848, 3232, 3382, 3496, 3838, 4094, 4646, 5696, 6464, 6764, 6992, 7676, 8188, 8989, 9292, 13528, 13984, 15352, 16376, 17978, 18584, 27056, 27968, 30704, 32752, 35956, 37168, 38893, 44137, 54112, 61408, 65504, 71912, 74336, 77786, 88274, 108224, 122816, 131008, 143824, 148672, 155572, 170791, 176548, 206747, 287648, 311144, 341582, 353096, 413494, 575296, 622288, 683164, 706192, 826988, 1244576, 1366328, 1412384, 1653976, 2489152, 2732656, 2824768, 3307952, 3928193, 5465312, 6615904, 7856386, 10930624, 13231808, 15712772, 31425544, 62851088, 125702176, 251404352]

約数ペア:

[(1, 251404352), (2, 125702176), (4, 62851088), (8, 31425544), (16, 15712772), (19, 13231808), (23, 10930624), (32, 7856386), (38, 6615904), (46, 5465312), (64, 3928193), (76, 3307952), (89, 2824768), (92, 2732656), (101, 2489152), (152, 1653976), (178, 1412384), (184, 1366328), (202, 1244576), (304, 826988), (356, 706192), (368, 683164), (404, 622288), (437, 575296), (608, 413494), (712, 353096), (736, 341582), (808, 311144), (874, 287648), (1216, 206747), (1424, 176548), (1472, 170791), (1616, 155572), (1691, 148672), (1748, 143824), (1919, 131008), (2047, 122816), (2323, 108224), (2848, 88274), (3232, 77786), (3382, 74336), (3496, 71912), (3838, 65504), (4094, 61408), (4646, 54112), (5696, 44137), (6464, 38893), (6764, 37168), (6992, 35956), (7676, 32752), (8188, 30704), (8989, 27968), (9292, 27056), (13528, 18584), (13984, 17978), (15352, 16376)]