81670210

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{6581}}^1$

素因数の和:6678

約数の個数: 32

約数和(自身を含む): 157810032

約数和(自身を除く): 76139822

約数列:

[1, 2, 5, 10, 17, 34, 73, 85, 146, 170, 365, 730, 1241, 2482, 6205, 6581, 12410, 13162, 32905, 65810, 111877, 223754, 480413, 559385, 960826, 1118770, 2402065, 4804130, 8167021, 16334042, 40835105, 81670210]

約数ペア:

[(1, 81670210), (2, 40835105), (5, 16334042), (10, 8167021), (17, 4804130), (34, 2402065), (73, 1118770), (85, 960826), (146, 559385), (170, 480413), (365, 223754), (730, 111877), (1241, 65810), (2482, 32905), (6205, 13162), (6581, 12410)]