64498910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{29723}}^1$

素因数の和:29768

約数の個数: 32

約数和(自身を含む): 136968192

約数和(自身を除く): 72469282

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 29723, 59446, 148615, 208061, 297230, 416122, 921413, 1040305, 1842826, 2080610, 4607065, 6449891, 9214130, 12899782, 32249455, 64498910]

約数ペア:

[(1, 64498910), (2, 32249455), (5, 12899782), (7, 9214130), (10, 6449891), (14, 4607065), (31, 2080610), (35, 1842826), (62, 1040305), (70, 921413), (155, 416122), (217, 297230), (310, 208061), (434, 148615), (1085, 59446), (2170, 29723)]