78026465

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61681}}^1$

素因数の和:61720

約数の個数: 16

約数和(自身を含む): 106586496

約数和(自身を除く): 28560031

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 61681, 308405, 678491, 1418663, 3392455, 7093315, 15605293, 78026465]

約数ペア:

[(1, 78026465), (5, 15605293), (11, 7093315), (23, 3392455), (55, 1418663), (115, 678491), (253, 308405), (1265, 61681)]