128510086520

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{68356429}}^1$

素因数の和:68356487

約数の個数: 32

約数和(自身を含む): 295299777600

約数和(自身を除く): 166789691080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 68356429, 136712858, 273425716, 341782145, 546851432, 683564290, 1367128580, 2734257160, 3212752163, 6425504326, 12851008652, 16063760815, 25702017304, 32127521630, 64255043260, 128510086520]

約数ペア:

[(1, 128510086520), (2, 64255043260), (4, 32127521630), (5, 25702017304), (8, 16063760815), (10, 12851008652), (20, 6425504326), (40, 3212752163), (47, 2734257160), (94, 1367128580), (188, 683564290), (235, 546851432), (376, 341782145), (470, 273425716), (940, 136712858), (1880, 68356429)]