55286377040

素因数分解:

$2^4\times 5^1\times {\mathrm{691079713}}^1$

素因数の和:691079726

約数の個数: 20

約数和(自身を含む): 128540826804

約数和(自身を除く): 73254449764

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 691079713, 1382159426, 2764318852, 3455398565, 5528637704, 6910797130, 11057275408, 13821594260, 27643188520, 55286377040]

約数ペア:

[(1, 55286377040), (2, 27643188520), (4, 13821594260), (5, 11057275408), (8, 6910797130), (10, 5528637704), (16, 3455398565), (20, 2764318852), (40, 1382159426), (80, 691079713)]