68442880

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4861}}^1$

素因数の和:4893

約数の個数: 72

約数和(自身を含む): 178882704

約数和(自身を除く): 110439824

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 640, 704, 880, 1280, 1408, 1760, 2816, 3520, 4861, 7040, 9722, 14080, 19444, 24305, 38888, 48610, 53471, 77776, 97220, 106942, 155552, 194440, 213884, 267355, 311104, 388880, 427768, 534710, 622208, 777760, 855536, 1069420, 1244416, 1555520, 1711072, 2138840, 3111040, 3422144, 4277680, 6222080, 6844288, 8555360, 13688576, 17110720, 34221440, 68442880]

約数ペア:

[(1, 68442880), (2, 34221440), (4, 17110720), (5, 13688576), (8, 8555360), (10, 6844288), (11, 6222080), (16, 4277680), (20, 3422144), (22, 3111040), (32, 2138840), (40, 1711072), (44, 1555520), (55, 1244416), (64, 1069420), (80, 855536), (88, 777760), (110, 622208), (128, 534710), (160, 427768), (176, 388880), (220, 311104), (256, 267355), (320, 213884), (352, 194440), (440, 155552), (640, 106942), (704, 97220), (880, 77776), (1280, 53471), (1408, 48610), (1760, 38888), (2816, 24305), (3520, 19444), (4861, 14080), (7040, 9722)]