65480990

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{211229}}^1$

素因数の和:211267

約数の個数: 16

約数和(自身を含む): 121668480

約数和(自身を除く): 56187490

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 211229, 422458, 1056145, 2112290, 6548099, 13096198, 32740495, 65480990]

約数ペア:

[(1, 65480990), (2, 32740495), (5, 13096198), (10, 6548099), (31, 2112290), (62, 1056145), (155, 422458), (310, 211229)]