25484320

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:218

約数の個数: 96

約数和(自身を含む): 64774080

約数和(自身を除く): 39289760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 83, 95, 101, 152, 160, 166, 190, 202, 304, 332, 380, 404, 415, 505, 608, 664, 760, 808, 830, 1010, 1328, 1520, 1577, 1616, 1660, 1919, 2020, 2656, 3040, 3154, 3232, 3320, 3838, 4040, 6308, 6640, 7676, 7885, 8080, 8383, 9595, 12616, 13280, 15352, 15770, 16160, 16766, 19190, 25232, 30704, 31540, 33532, 38380, 41915, 50464, 61408, 63080, 67064, 76760, 83830, 126160, 134128, 153520, 159277, 167660, 252320, 268256, 307040, 318554, 335320, 637108, 670640, 796385, 1274216, 1341280, 1592770, 2548432, 3185540, 5096864, 6371080, 12742160, 25484320]

約数ペア:

[(1, 25484320), (2, 12742160), (4, 6371080), (5, 5096864), (8, 3185540), (10, 2548432), (16, 1592770), (19, 1341280), (20, 1274216), (32, 796385), (38, 670640), (40, 637108), (76, 335320), (80, 318554), (83, 307040), (95, 268256), (101, 252320), (152, 167660), (160, 159277), (166, 153520), (190, 134128), (202, 126160), (304, 83830), (332, 76760), (380, 67064), (404, 63080), (415, 61408), (505, 50464), (608, 41915), (664, 38380), (760, 33532), (808, 31540), (830, 30704), (1010, 25232), (1328, 19190), (1520, 16766), (1577, 16160), (1616, 15770), (1660, 15352), (1919, 13280), (2020, 12616), (2656, 9595), (3040, 8383), (3154, 8080), (3232, 7885), (3320, 7676), (3838, 6640), (4040, 6308)]