5226640

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{827}}^1$

素因数の和:919

約数の個数: 40

約数和(自身を含む): 12320640

約数和(自身を除く): 7094000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 827, 1264, 1580, 1654, 3160, 3308, 4135, 6320, 6616, 8270, 13232, 16540, 33080, 65333, 66160, 130666, 261332, 326665, 522664, 653330, 1045328, 1306660, 2613320, 5226640]

約数ペア:

[(1, 5226640), (2, 2613320), (4, 1306660), (5, 1045328), (8, 653330), (10, 522664), (16, 326665), (20, 261332), (40, 130666), (79, 66160), (80, 65333), (158, 33080), (316, 16540), (395, 13232), (632, 8270), (790, 6616), (827, 6320), (1264, 4135), (1580, 3308), (1654, 3160)]