80260340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{1171}}^1$

素因数の和:1352

約数の個数: 48

約数和(自身を含む): 177206400

約数和(自身を除く): 96946060

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 149, 230, 298, 460, 596, 745, 1171, 1490, 2342, 2980, 3427, 4684, 5855, 6854, 11710, 13708, 17135, 23420, 26933, 34270, 53866, 68540, 107732, 134665, 174479, 269330, 348958, 538660, 697916, 872395, 1744790, 3489580, 4013017, 8026034, 16052068, 20065085, 40130170, 80260340]

約数ペア:

[(1, 80260340), (2, 40130170), (4, 20065085), (5, 16052068), (10, 8026034), (20, 4013017), (23, 3489580), (46, 1744790), (92, 872395), (115, 697916), (149, 538660), (230, 348958), (298, 269330), (460, 174479), (596, 134665), (745, 107732), (1171, 68540), (1490, 53866), (2342, 34270), (2980, 26933), (3427, 23420), (4684, 17135), (5855, 13708), (6854, 11710)]