168658910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{77723}}^1$

素因数の和:77768

約数の個数: 32

約数和(自身を含む): 358152192

約数和(自身を除く): 189493282

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 77723, 155446, 388615, 544061, 777230, 1088122, 2409413, 2720305, 4818826, 5440610, 12047065, 16865891, 24094130, 33731782, 84329455, 168658910]

約数ペア:

[(1, 168658910), (2, 84329455), (5, 33731782), (7, 24094130), (10, 16865891), (14, 12047065), (31, 5440610), (35, 4818826), (62, 2720305), (70, 2409413), (155, 1088122), (217, 777230), (310, 544061), (434, 388615), (1085, 155446), (2170, 77723)]