65286520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{125551}}^1$

素因数の和:125575

約数の個数: 32

約数和(自身を含む): 158195520

約数和(自身を除く): 92909000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 125551, 251102, 502204, 627755, 1004408, 1255510, 1632163, 2511020, 3264326, 5022040, 6528652, 8160815, 13057304, 16321630, 32643260, 65286520]

約数ペア:

[(1, 65286520), (2, 32643260), (4, 16321630), (5, 13057304), (8, 8160815), (10, 6528652), (13, 5022040), (20, 3264326), (26, 2511020), (40, 1632163), (52, 1255510), (65, 1004408), (104, 627755), (130, 502204), (260, 251102), (520, 125551)]