156921400

素因数分解:

$2^3\times 5^2\times {\mathrm{661}}^1\times {\mathrm{1187}}^1$

素因数の和:1864

約数の個数: 48

約数和(自身を含む): 365702040

約数和(自身を除く): 208780640

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 661, 1187, 1322, 2374, 2644, 3305, 4748, 5288, 5935, 6610, 9496, 11870, 13220, 16525, 23740, 26440, 29675, 33050, 47480, 59350, 66100, 118700, 132200, 237400, 784607, 1569214, 3138428, 3923035, 6276856, 7846070, 15692140, 19615175, 31384280, 39230350, 78460700, 156921400]

約数ペア:

[(1, 156921400), (2, 78460700), (4, 39230350), (5, 31384280), (8, 19615175), (10, 15692140), (20, 7846070), (25, 6276856), (40, 3923035), (50, 3138428), (100, 1569214), (200, 784607), (661, 237400), (1187, 132200), (1322, 118700), (2374, 66100), (2644, 59350), (3305, 47480), (4748, 33050), (5288, 29675), (5935, 26440), (6610, 23740), (9496, 16525), (11870, 13220)]