64638712

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{71503}}^1$

素因数の和:71622

約数の個数: 16

約数和(自身を含む): 122271840

約数和(自身を除く): 57633128

約数列:

[1, 2, 4, 8, 113, 226, 452, 904, 71503, 143006, 286012, 572024, 8079839, 16159678, 32319356, 64638712]

約数ペア:

[(1, 64638712), (2, 32319356), (4, 16159678), (8, 8079839), (113, 572024), (226, 286012), (452, 143006), (904, 71503)]