525757520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{2099}}^1$

素因数の和:2244

約数の個数: 80

約数和(自身を含む): 1274918400

約数和(自身を除く): 749160880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 101, 124, 155, 202, 248, 310, 404, 496, 505, 620, 808, 1010, 1240, 1616, 2020, 2099, 2480, 3131, 4040, 4198, 6262, 8080, 8396, 10495, 12524, 15655, 16792, 20990, 25048, 31310, 33584, 41980, 50096, 62620, 65069, 83960, 125240, 130138, 167920, 211999, 250480, 260276, 325345, 423998, 520552, 650690, 847996, 1041104, 1059995, 1301380, 1695992, 2119990, 2602760, 3391984, 4239980, 5205520, 6571969, 8479960, 13143938, 16959920, 26287876, 32859845, 52575752, 65719690, 105151504, 131439380, 262878760, 525757520]

約数ペア:

[(1, 525757520), (2, 262878760), (4, 131439380), (5, 105151504), (8, 65719690), (10, 52575752), (16, 32859845), (20, 26287876), (31, 16959920), (40, 13143938), (62, 8479960), (80, 6571969), (101, 5205520), (124, 4239980), (155, 3391984), (202, 2602760), (248, 2119990), (310, 1695992), (404, 1301380), (496, 1059995), (505, 1041104), (620, 847996), (808, 650690), (1010, 520552), (1240, 423998), (1616, 325345), (2020, 260276), (2099, 250480), (2480, 211999), (3131, 167920), (4040, 130138), (4198, 125240), (6262, 83960), (8080, 65069), (8396, 62620), (10495, 50096), (12524, 41980), (15655, 33584), (16792, 31310), (20990, 25048)]