83781290

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{1151}}^1$

素因数の和:1438

約数の個数: 32

約数和(自身を含む): 156764160

約数和(自身を除く): 72982870

約数列:

[1, 2, 5, 10, 29, 58, 145, 251, 290, 502, 1151, 1255, 2302, 2510, 5755, 7279, 11510, 14558, 33379, 36395, 66758, 72790, 166895, 288901, 333790, 577802, 1444505, 2889010, 8378129, 16756258, 41890645, 83781290]

約数ペア:

[(1, 83781290), (2, 41890645), (5, 16756258), (10, 8378129), (29, 2889010), (58, 1444505), (145, 577802), (251, 333790), (290, 288901), (502, 166895), (1151, 72790), (1255, 66758), (2302, 36395), (2510, 33379), (5755, 14558), (7279, 11510)]