64682864

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{130409}}^1$

素因数の和:130448

約数の個数: 20

約数和(自身を含む): 129366720

約数和(自身を除く): 64683856

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 130409, 260818, 521636, 1043272, 2086544, 4042679, 8085358, 16170716, 32341432, 64682864]

約数ペア:

[(1, 64682864), (2, 32341432), (4, 16170716), (8, 8085358), (16, 4042679), (31, 2086544), (62, 1043272), (124, 521636), (248, 260818), (496, 130409)]