91122920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{325439}}^1$

素因数の和:325457

約数の個数: 32

約数和(自身を含む): 234316800

約数和(自身を除く): 143193880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 325439, 650878, 1301756, 1627195, 2278073, 2603512, 3254390, 4556146, 6508780, 9112292, 11390365, 13017560, 18224584, 22780730, 45561460, 91122920]

約数ペア:

[(1, 91122920), (2, 45561460), (4, 22780730), (5, 18224584), (7, 13017560), (8, 11390365), (10, 9112292), (14, 6508780), (20, 4556146), (28, 3254390), (35, 2603512), (40, 2278073), (56, 1627195), (70, 1301756), (140, 650878), (280, 325439)]