160446520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{308551}}^1$

素因数の和:308575

約数の個数: 32

約数和(自身を含む): 388775520

約数和(自身を除く): 228329000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 308551, 617102, 1234204, 1542755, 2468408, 3085510, 4011163, 6171020, 8022326, 12342040, 16044652, 20055815, 32089304, 40111630, 80223260, 160446520]

約数ペア:

[(1, 160446520), (2, 80223260), (4, 40111630), (5, 32089304), (8, 20055815), (10, 16044652), (13, 12342040), (20, 8022326), (26, 6171020), (40, 4011163), (52, 3085510), (65, 2468408), (104, 1542755), (130, 1234204), (260, 617102), (520, 308551)]