76641920

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3863}}^1$

素因数の和:3913

約数の個数: 64

約数和(自身を含む): 189181440

約数和(自身を除く): 112539520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3863, 3968, 4960, 7726, 9920, 15452, 19315, 19840, 30904, 38630, 61808, 77260, 119753, 123616, 154520, 239506, 247232, 309040, 479012, 494464, 598765, 618080, 958024, 1197530, 1236160, 1916048, 2395060, 2472320, 3832096, 4790120, 7664192, 9580240, 15328384, 19160480, 38320960, 76641920]

約数ペア:

[(1, 76641920), (2, 38320960), (4, 19160480), (5, 15328384), (8, 9580240), (10, 7664192), (16, 4790120), (20, 3832096), (31, 2472320), (32, 2395060), (40, 1916048), (62, 1236160), (64, 1197530), (80, 958024), (124, 618080), (128, 598765), (155, 494464), (160, 479012), (248, 309040), (310, 247232), (320, 239506), (496, 154520), (620, 123616), (640, 119753), (992, 77260), (1240, 61808), (1984, 38630), (2480, 30904), (3863, 19840), (3968, 19315), (4960, 15452), (7726, 9920)]