49405280

素因数分解:

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

素因数の和:268

約数の個数: 72

約数和(自身を含む): 120213072

約数和(自身を除く): 70807792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 167, 172, 215, 334, 344, 430, 668, 688, 835, 860, 1336, 1376, 1670, 1720, 1849, 2672, 3340, 3440, 3698, 5344, 6680, 6880, 7181, 7396, 9245, 13360, 14362, 14792, 18490, 26720, 28724, 29584, 35905, 36980, 57448, 59168, 71810, 73960, 114896, 143620, 147920, 229792, 287240, 295840, 308783, 574480, 617566, 1148960, 1235132, 1543915, 2470264, 3087830, 4940528, 6175660, 9881056, 12351320, 24702640, 49405280]

約数ペア:

[(1, 49405280), (2, 24702640), (4, 12351320), (5, 9881056), (8, 6175660), (10, 4940528), (16, 3087830), (20, 2470264), (32, 1543915), (40, 1235132), (43, 1148960), (80, 617566), (86, 574480), (160, 308783), (167, 295840), (172, 287240), (215, 229792), (334, 147920), (344, 143620), (430, 114896), (668, 73960), (688, 71810), (835, 59168), (860, 57448), (1336, 36980), (1376, 35905), (1670, 29584), (1720, 28724), (1849, 26720), (2672, 18490), (3340, 14792), (3440, 14362), (3698, 13360), (5344, 9245), (6680, 7396), (6880, 7181)]