80778692

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{449}}^1\times {\mathrm{1097}}^1$

素因数の和:1591

約数の個数: 24

約数和(自身を含む): 145265400

約数和(自身を除く): 64486708

約数列:

[1, 2, 4, 41, 82, 164, 449, 898, 1097, 1796, 2194, 4388, 18409, 36818, 44977, 73636, 89954, 179908, 492553, 985106, 1970212, 20194673, 40389346, 80778692]

約数ペア:

[(1, 80778692), (2, 40389346), (4, 20194673), (41, 1970212), (82, 985106), (164, 492553), (449, 179908), (898, 89954), (1097, 73636), (1796, 44977), (2194, 36818), (4388, 18409)]