87873520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{4241}}^1$

素因数の和:4298

約数の個数: 80

約数和(自身を含む): 239859648

約数和(自身を除く): 151986128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 185, 259, 280, 296, 370, 518, 560, 592, 740, 1036, 1295, 1480, 2072, 2590, 2960, 4144, 4241, 5180, 8482, 10360, 16964, 20720, 21205, 29687, 33928, 42410, 59374, 67856, 84820, 118748, 148435, 156917, 169640, 237496, 296870, 313834, 339280, 474992, 593740, 627668, 784585, 1098419, 1187480, 1255336, 1569170, 2196838, 2374960, 2510672, 3138340, 4393676, 5492095, 6276680, 8787352, 10984190, 12553360, 17574704, 21968380, 43936760, 87873520]

約数ペア:

[(1, 87873520), (2, 43936760), (4, 21968380), (5, 17574704), (7, 12553360), (8, 10984190), (10, 8787352), (14, 6276680), (16, 5492095), (20, 4393676), (28, 3138340), (35, 2510672), (37, 2374960), (40, 2196838), (56, 1569170), (70, 1255336), (74, 1187480), (80, 1098419), (112, 784585), (140, 627668), (148, 593740), (185, 474992), (259, 339280), (280, 313834), (296, 296870), (370, 237496), (518, 169640), (560, 156917), (592, 148435), (740, 118748), (1036, 84820), (1295, 67856), (1480, 59374), (2072, 42410), (2590, 33928), (2960, 29687), (4144, 21205), (4241, 20720), (5180, 16964), (8482, 10360)]