31625520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{421}}^1$

素因数の和:750

約数の個数: 80

約数和(自身を含む): 98585952

約数和(自身を除く): 66960432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 313, 421, 626, 842, 939, 1252, 1263, 1565, 1684, 1878, 2105, 2504, 2526, 3130, 3368, 3756, 4210, 4695, 5008, 5052, 6260, 6315, 6736, 7512, 8420, 9390, 10104, 12520, 12630, 15024, 16840, 18780, 20208, 25040, 25260, 33680, 37560, 50520, 75120, 101040, 131773, 263546, 395319, 527092, 658865, 790638, 1054184, 1317730, 1581276, 1976595, 2108368, 2635460, 3162552, 3953190, 5270920, 6325104, 7906380, 10541840, 15812760, 31625520]

約数ペア:

[(1, 31625520), (2, 15812760), (3, 10541840), (4, 7906380), (5, 6325104), (6, 5270920), (8, 3953190), (10, 3162552), (12, 2635460), (15, 2108368), (16, 1976595), (20, 1581276), (24, 1317730), (30, 1054184), (40, 790638), (48, 658865), (60, 527092), (80, 395319), (120, 263546), (240, 131773), (313, 101040), (421, 75120), (626, 50520), (842, 37560), (939, 33680), (1252, 25260), (1263, 25040), (1565, 20208), (1684, 18780), (1878, 16840), (2105, 15024), (2504, 12630), (2526, 12520), (3130, 10104), (3368, 9390), (3756, 8420), (4210, 7512), (4695, 6736), (5008, 6315), (5052, 6260)]