54729880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:185

約数の個数: 128

約数和(自身を含む): 141004800

約数和(自身を除く): 86274920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 31, 38, 40, 46, 62, 76, 92, 95, 101, 115, 124, 152, 155, 184, 190, 202, 230, 248, 310, 380, 404, 437, 460, 505, 589, 620, 713, 760, 808, 874, 920, 1010, 1178, 1240, 1426, 1748, 1919, 2020, 2185, 2323, 2356, 2852, 2945, 3131, 3496, 3565, 3838, 4040, 4370, 4646, 4712, 5704, 5890, 6262, 7130, 7676, 8740, 9292, 9595, 11615, 11780, 12524, 13547, 14260, 15352, 15655, 17480, 18584, 19190, 23230, 23560, 25048, 27094, 28520, 31310, 38380, 44137, 46460, 54188, 59489, 62620, 67735, 72013, 76760, 88274, 92920, 108376, 118978, 125240, 135470, 144026, 176548, 220685, 237956, 270940, 288052, 297445, 353096, 360065, 441370, 475912, 541880, 576104, 594890, 720130, 882740, 1189780, 1368247, 1440260, 1765480, 2379560, 2736494, 2880520, 5472988, 6841235, 10945976, 13682470, 27364940, 54729880]

約数ペア:

[(1, 54729880), (2, 27364940), (4, 13682470), (5, 10945976), (8, 6841235), (10, 5472988), (19, 2880520), (20, 2736494), (23, 2379560), (31, 1765480), (38, 1440260), (40, 1368247), (46, 1189780), (62, 882740), (76, 720130), (92, 594890), (95, 576104), (101, 541880), (115, 475912), (124, 441370), (152, 360065), (155, 353096), (184, 297445), (190, 288052), (202, 270940), (230, 237956), (248, 220685), (310, 176548), (380, 144026), (404, 135470), (437, 125240), (460, 118978), (505, 108376), (589, 92920), (620, 88274), (713, 76760), (760, 72013), (808, 67735), (874, 62620), (920, 59489), (1010, 54188), (1178, 46460), (1240, 44137), (1426, 38380), (1748, 31310), (1919, 28520), (2020, 27094), (2185, 25048), (2323, 23560), (2356, 23230), (2852, 19190), (2945, 18584), (3131, 17480), (3496, 15655), (3565, 15352), (3838, 14260), (4040, 13547), (4370, 12524), (4646, 11780), (4712, 11615), (5704, 9595), (5890, 9292), (6262, 8740), (7130, 7676)]