50475320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2539}}^1$

素因数の和:2628

約数の個数: 64

約数和(自身を含む): 131673600

約数和(自身を除く): 81198280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 497, 568, 710, 994, 1420, 1988, 2485, 2539, 2840, 3976, 4970, 5078, 9940, 10156, 12695, 17773, 19880, 20312, 25390, 35546, 50780, 71092, 88865, 101560, 142184, 177730, 180269, 355460, 360538, 710920, 721076, 901345, 1261883, 1442152, 1802690, 2523766, 3605380, 5047532, 6309415, 7210760, 10095064, 12618830, 25237660, 50475320]

約数ペア:

[(1, 50475320), (2, 25237660), (4, 12618830), (5, 10095064), (7, 7210760), (8, 6309415), (10, 5047532), (14, 3605380), (20, 2523766), (28, 1802690), (35, 1442152), (40, 1261883), (56, 901345), (70, 721076), (71, 710920), (140, 360538), (142, 355460), (280, 180269), (284, 177730), (355, 142184), (497, 101560), (568, 88865), (710, 71092), (994, 50780), (1420, 35546), (1988, 25390), (2485, 20312), (2539, 19880), (2840, 17773), (3976, 12695), (4970, 10156), (5078, 9940)]