81004304

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{223}}^1\times {\mathrm{311}}^1$

素因数の和:615

約数の個数: 40

約数和(自身を含む): 160323072

約数和(自身を除く): 79318768

約数列:

[1, 2, 4, 8, 16, 73, 146, 223, 292, 311, 446, 584, 622, 892, 1168, 1244, 1784, 2488, 3568, 4976, 16279, 22703, 32558, 45406, 65116, 69353, 90812, 130232, 138706, 181624, 260464, 277412, 363248, 554824, 1109648, 5062769, 10125538, 20251076, 40502152, 81004304]

約数ペア:

[(1, 81004304), (2, 40502152), (4, 20251076), (8, 10125538), (16, 5062769), (73, 1109648), (146, 554824), (223, 363248), (292, 277412), (311, 260464), (446, 181624), (584, 138706), (622, 130232), (892, 90812), (1168, 69353), (1244, 65116), (1784, 45406), (2488, 32558), (3568, 22703), (4976, 16279)]