81444890

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{1163}}^1$

素因数の和:1366

約数の個数: 32

約数和(自身を含む): 150854400

約数和(自身を除く): 69409510

約数列:

[1, 2, 5, 10, 47, 94, 149, 235, 298, 470, 745, 1163, 1490, 2326, 5815, 7003, 11630, 14006, 35015, 54661, 70030, 109322, 173287, 273305, 346574, 546610, 866435, 1732870, 8144489, 16288978, 40722445, 81444890]

約数ペア:

[(1, 81444890), (2, 40722445), (5, 16288978), (10, 8144489), (47, 1732870), (94, 866435), (149, 546610), (235, 346574), (298, 273305), (470, 173287), (745, 109322), (1163, 70030), (1490, 54661), (2326, 35015), (5815, 14006), (7003, 11630)]