2581622464

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{1301221}}^1$

素因数の和:1301264

約数の個数: 28

約数和(自身を含む): 5288166208

約数和(自身を除く): 2706543744

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 992, 1984, 1301221, 2602442, 5204884, 10409768, 20819536, 40337851, 41639072, 80675702, 83278144, 161351404, 322702808, 645405616, 1290811232, 2581622464]

約数ペア:

[(1, 2581622464), (2, 1290811232), (4, 645405616), (8, 322702808), (16, 161351404), (31, 83278144), (32, 80675702), (62, 41639072), (64, 40337851), (124, 20819536), (248, 10409768), (496, 5204884), (992, 2602442), (1984, 1301221)]