90321328

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{2477}}^1$

素因数の和:2581

約数の個数: 40

約数和(自身を含む): 182519568

約数和(自身を除く): 92198240

約数列:

[1, 2, 4, 8, 16, 43, 53, 86, 106, 172, 212, 344, 424, 688, 848, 2279, 2477, 4558, 4954, 9116, 9908, 18232, 19816, 36464, 39632, 106511, 131281, 213022, 262562, 426044, 525124, 852088, 1050248, 1704176, 2100496, 5645083, 11290166, 22580332, 45160664, 90321328]

約数ペア:

[(1, 90321328), (2, 45160664), (4, 22580332), (8, 11290166), (16, 5645083), (43, 2100496), (53, 1704176), (86, 1050248), (106, 852088), (172, 525124), (212, 426044), (344, 262562), (424, 213022), (688, 131281), (848, 106511), (2279, 39632), (2477, 36464), (4558, 19816), (4954, 18232), (9116, 9908)]