81137210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{105373}}^1$

素因数の和:105398

約数の個数: 32

約数和(自身を含む): 182086272

約数和(自身を除く): 100949062

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 105373, 210746, 526865, 737611, 1053730, 1159103, 1475222, 2318206, 3688055, 5795515, 7376110, 8113721, 11591030, 16227442, 40568605, 81137210]

約数ペア:

[(1, 81137210), (2, 40568605), (5, 16227442), (7, 11591030), (10, 8113721), (11, 7376110), (14, 5795515), (22, 3688055), (35, 2318206), (55, 1475222), (70, 1159103), (77, 1053730), (110, 737611), (154, 526865), (385, 210746), (770, 105373)]