81470552

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{5039}}^1$

素因数の和:5135

約数の個数: 32

約数和(自身を含む): 159667200

約数和(自身を除く): 78196648

約数列:

[1, 2, 4, 8, 43, 47, 86, 94, 172, 188, 344, 376, 2021, 4042, 5039, 8084, 10078, 16168, 20156, 40312, 216677, 236833, 433354, 473666, 866708, 947332, 1733416, 1894664, 10183819, 20367638, 40735276, 81470552]

約数ペア:

[(1, 81470552), (2, 40735276), (4, 20367638), (8, 10183819), (43, 1894664), (47, 1733416), (86, 947332), (94, 866708), (172, 473666), (188, 433354), (344, 236833), (376, 216677), (2021, 40312), (4042, 20156), (5039, 16168), (8084, 10078)]