87886880

素因数分解:

$2^5\times 5^1\times {\mathrm{113}}^1\times {\mathrm{4861}}^1$

素因数の和:4989

約数の個数: 48

約数和(自身を含む): 209513304

約数和(自身を除く): 121626424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 113, 160, 226, 452, 565, 904, 1130, 1808, 2260, 3616, 4520, 4861, 9040, 9722, 18080, 19444, 24305, 38888, 48610, 77776, 97220, 155552, 194440, 388880, 549293, 777760, 1098586, 2197172, 2746465, 4394344, 5492930, 8788688, 10985860, 17577376, 21971720, 43943440, 87886880]

約数ペア:

[(1, 87886880), (2, 43943440), (4, 21971720), (5, 17577376), (8, 10985860), (10, 8788688), (16, 5492930), (20, 4394344), (32, 2746465), (40, 2197172), (80, 1098586), (113, 777760), (160, 549293), (226, 388880), (452, 194440), (565, 155552), (904, 97220), (1130, 77776), (1808, 48610), (2260, 38888), (3616, 24305), (4520, 19444), (4861, 18080), (9040, 9722)]