252519040

素因数分解:

$2^7\times 5^1\times {\mathrm{571}}^1\times {\mathrm{691}}^1$

素因数の和:1281

約数の個数: 64

約数和(自身を含む): 605610720

約数和(自身を除く): 353091680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 571, 640, 691, 1142, 1382, 2284, 2764, 2855, 3455, 4568, 5528, 5710, 6910, 9136, 11056, 11420, 13820, 18272, 22112, 22840, 27640, 36544, 44224, 45680, 55280, 73088, 88448, 91360, 110560, 182720, 221120, 365440, 394561, 442240, 789122, 1578244, 1972805, 3156488, 3945610, 6312976, 7891220, 12625952, 15782440, 25251904, 31564880, 50503808, 63129760, 126259520, 252519040]

約数ペア:

[(1, 252519040), (2, 126259520), (4, 63129760), (5, 50503808), (8, 31564880), (10, 25251904), (16, 15782440), (20, 12625952), (32, 7891220), (40, 6312976), (64, 3945610), (80, 3156488), (128, 1972805), (160, 1578244), (320, 789122), (571, 442240), (640, 394561), (691, 365440), (1142, 221120), (1382, 182720), (2284, 110560), (2764, 91360), (2855, 88448), (3455, 73088), (4568, 55280), (5528, 45680), (5710, 44224), (6910, 36544), (9136, 27640), (11056, 22840), (11420, 22112), (13820, 18272)]