53578480

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{349}}^1$

素因数の和:482

約数の個数: 80

約数和(自身を含む): 132804000

約数和(自身を除く): 79225520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 101, 152, 190, 202, 304, 349, 380, 404, 505, 698, 760, 808, 1010, 1396, 1520, 1616, 1745, 1919, 2020, 2792, 3490, 3838, 4040, 5584, 6631, 6980, 7676, 8080, 9595, 13262, 13960, 15352, 19190, 26524, 27920, 30704, 33155, 35249, 38380, 53048, 66310, 70498, 76760, 106096, 132620, 140996, 153520, 176245, 265240, 281992, 352490, 530480, 563984, 669731, 704980, 1339462, 1409960, 2678924, 2819920, 3348655, 5357848, 6697310, 10715696, 13394620, 26789240, 53578480]

約数ペア:

[(1, 53578480), (2, 26789240), (4, 13394620), (5, 10715696), (8, 6697310), (10, 5357848), (16, 3348655), (19, 2819920), (20, 2678924), (38, 1409960), (40, 1339462), (76, 704980), (80, 669731), (95, 563984), (101, 530480), (152, 352490), (190, 281992), (202, 265240), (304, 176245), (349, 153520), (380, 140996), (404, 132620), (505, 106096), (698, 76760), (760, 70498), (808, 66310), (1010, 53048), (1396, 38380), (1520, 35249), (1616, 33155), (1745, 30704), (1919, 27920), (2020, 26524), (2792, 19190), (3490, 15352), (3838, 13960), (4040, 13262), (5584, 9595), (6631, 8080), (6980, 7676)]