64871680

素因数分解:

$2^8\times 5^1\times {\mathrm{59}}^1\times {\mathrm{859}}^1$

素因数の和:939

約数の個数: 72

約数和(自身を含む): 158205600

約数和(自身を除く): 93333920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 64, 80, 118, 128, 160, 236, 256, 295, 320, 472, 590, 640, 859, 944, 1180, 1280, 1718, 1888, 2360, 3436, 3776, 4295, 4720, 6872, 7552, 8590, 9440, 13744, 15104, 17180, 18880, 27488, 34360, 37760, 50681, 54976, 68720, 75520, 101362, 109952, 137440, 202724, 219904, 253405, 274880, 405448, 506810, 549760, 810896, 1013620, 1099520, 1621792, 2027240, 3243584, 4054480, 6487168, 8108960, 12974336, 16217920, 32435840, 64871680]

約数ペア:

[(1, 64871680), (2, 32435840), (4, 16217920), (5, 12974336), (8, 8108960), (10, 6487168), (16, 4054480), (20, 3243584), (32, 2027240), (40, 1621792), (59, 1099520), (64, 1013620), (80, 810896), (118, 549760), (128, 506810), (160, 405448), (236, 274880), (256, 253405), (295, 219904), (320, 202724), (472, 137440), (590, 109952), (640, 101362), (859, 75520), (944, 68720), (1180, 54976), (1280, 50681), (1718, 37760), (1888, 34360), (2360, 27488), (3436, 18880), (3776, 17180), (4295, 15104), (4720, 13744), (6872, 9440), (7552, 8590)]