89871760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1399}}^1$

素因数の和:1496

約数の個数: 80

約数和(自身を含む): 231235200

約数和(自身を除く): 141363440

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 73, 80, 88, 110, 146, 176, 220, 292, 365, 440, 584, 730, 803, 880, 1168, 1399, 1460, 1606, 2798, 2920, 3212, 4015, 5596, 5840, 6424, 6995, 8030, 11192, 12848, 13990, 15389, 16060, 22384, 27980, 30778, 32120, 55960, 61556, 64240, 76945, 102127, 111920, 123112, 153890, 204254, 246224, 307780, 408508, 510635, 615560, 817016, 1021270, 1123397, 1231120, 1634032, 2042540, 2246794, 4085080, 4493588, 5616985, 8170160, 8987176, 11233970, 17974352, 22467940, 44935880, 89871760]

約数ペア:

[(1, 89871760), (2, 44935880), (4, 22467940), (5, 17974352), (8, 11233970), (10, 8987176), (11, 8170160), (16, 5616985), (20, 4493588), (22, 4085080), (40, 2246794), (44, 2042540), (55, 1634032), (73, 1231120), (80, 1123397), (88, 1021270), (110, 817016), (146, 615560), (176, 510635), (220, 408508), (292, 307780), (365, 246224), (440, 204254), (584, 153890), (730, 123112), (803, 111920), (880, 102127), (1168, 76945), (1399, 64240), (1460, 61556), (1606, 55960), (2798, 32120), (2920, 30778), (3212, 27980), (4015, 22384), (5596, 16060), (5840, 15389), (6424, 13990), (6995, 12848), (8030, 11192)]