162000280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{311539}}^1$

素因数の和:311563

約数の個数: 32

約数和(自身を含む): 392540400

約数和(自身を除く): 230540120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 311539, 623078, 1246156, 1557695, 2492312, 3115390, 4050007, 6230780, 8100014, 12461560, 16200028, 20250035, 32400056, 40500070, 81000140, 162000280]

約数ペア:

[(1, 162000280), (2, 81000140), (4, 40500070), (5, 32400056), (8, 20250035), (10, 16200028), (13, 12461560), (20, 8100014), (26, 6230780), (40, 4050007), (52, 3115390), (65, 2492312), (104, 1557695), (130, 1246156), (260, 623078), (520, 311539)]