78168304

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{119159}}^1$

素因数の和:119208

約数の個数: 20

約数和(自身を含む): 155146320

約数和(自身を除く): 76978016

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 119159, 238318, 476636, 953272, 1906544, 4885519, 9771038, 19542076, 39084152, 78168304]

約数ペア:

[(1, 78168304), (2, 39084152), (4, 19542076), (8, 9771038), (16, 4885519), (41, 1906544), (82, 953272), (164, 476636), (328, 238318), (656, 119159)]