320425765

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{8171}}^1$

素因数の和:8241

約数の個数: 32

約数和(自身を含む): 451878912

約数和(自身を除く): 131453147

約数列:

[1, 5, 11, 23, 31, 55, 115, 155, 253, 341, 713, 1265, 1705, 3565, 7843, 8171, 39215, 40855, 89881, 187933, 253301, 449405, 939665, 1266505, 2067263, 2786311, 5825923, 10336315, 13931555, 29129615, 64085153, 320425765]

約数ペア:

[(1, 320425765), (5, 64085153), (11, 29129615), (23, 13931555), (31, 10336315), (55, 5825923), (115, 2786311), (155, 2067263), (253, 1266505), (341, 939665), (713, 449405), (1265, 253301), (1705, 187933), (3565, 89881), (7843, 40855), (8171, 39215)]