55724560

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{167}}^1$

素因数の和:320

約数の個数: 80

約数和(自身を含む): 134741376

約数和(自身を除く): 79016816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 97, 167, 172, 194, 215, 334, 344, 388, 430, 485, 668, 688, 776, 835, 860, 970, 1336, 1552, 1670, 1720, 1940, 2672, 3340, 3440, 3880, 4171, 6680, 7181, 7760, 8342, 13360, 14362, 16199, 16684, 20855, 28724, 32398, 33368, 35905, 41710, 57448, 64796, 66736, 71810, 80995, 83420, 114896, 129592, 143620, 161990, 166840, 259184, 287240, 323980, 333680, 574480, 647960, 696557, 1295920, 1393114, 2786228, 3482785, 5572456, 6965570, 11144912, 13931140, 27862280, 55724560]

約数ペア:

[(1, 55724560), (2, 27862280), (4, 13931140), (5, 11144912), (8, 6965570), (10, 5572456), (16, 3482785), (20, 2786228), (40, 1393114), (43, 1295920), (80, 696557), (86, 647960), (97, 574480), (167, 333680), (172, 323980), (194, 287240), (215, 259184), (334, 166840), (344, 161990), (388, 143620), (430, 129592), (485, 114896), (668, 83420), (688, 80995), (776, 71810), (835, 66736), (860, 64796), (970, 57448), (1336, 41710), (1552, 35905), (1670, 33368), (1720, 32398), (1940, 28724), (2672, 20855), (3340, 16684), (3440, 16199), (3880, 14362), (4171, 13360), (6680, 8342), (7181, 7760)]