87795664

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{449}}^1$

素因数の和:580

約数の個数: 60

約数和(自身を含む): 189245700

約数和(自身を除く): 101450036

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 101, 121, 176, 202, 242, 404, 449, 484, 808, 898, 968, 1111, 1616, 1796, 1936, 2222, 3592, 4444, 4939, 7184, 8888, 9878, 12221, 17776, 19756, 24442, 39512, 45349, 48884, 54329, 79024, 90698, 97768, 108658, 181396, 195536, 217316, 362792, 434632, 498839, 725584, 869264, 997678, 1995356, 3990712, 5487229, 7981424, 10974458, 21948916, 43897832, 87795664]

約数ペア:

[(1, 87795664), (2, 43897832), (4, 21948916), (8, 10974458), (11, 7981424), (16, 5487229), (22, 3990712), (44, 1995356), (88, 997678), (101, 869264), (121, 725584), (176, 498839), (202, 434632), (242, 362792), (404, 217316), (449, 195536), (484, 181396), (808, 108658), (898, 97768), (968, 90698), (1111, 79024), (1616, 54329), (1796, 48884), (1936, 45349), (2222, 39512), (3592, 24442), (4444, 19756), (4939, 17776), (7184, 12221), (8888, 9878)]