78424190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{3701}}^1$

素因数の和:3884

約数の個数: 32

約数和(自身を含む): 152996256

約数和(自身を除く): 74572066

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 163, 326, 815, 1630, 2119, 3701, 4238, 7402, 10595, 18505, 21190, 37010, 48113, 96226, 240565, 481130, 603263, 1206526, 3016315, 6032630, 7842419, 15684838, 39212095, 78424190]

約数ペア:

[(1, 78424190), (2, 39212095), (5, 15684838), (10, 7842419), (13, 6032630), (26, 3016315), (65, 1206526), (130, 603263), (163, 481130), (326, 240565), (815, 96226), (1630, 48113), (2119, 37010), (3701, 21190), (4238, 18505), (7402, 10595)]