280282015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1787}}^1$

素因数の和:1951

約数の個数: 32

約数和(自身を含む): 384491520

約数和(自身を除く): 104209505

約数列:

[1, 5, 13, 19, 65, 95, 127, 247, 635, 1235, 1651, 1787, 2413, 8255, 8935, 12065, 23231, 31369, 33953, 116155, 156845, 169765, 226949, 441389, 1134745, 2206945, 2950337, 4312031, 14751685, 21560155, 56056403, 280282015]

約数ペア:

[(1, 280282015), (5, 56056403), (13, 21560155), (19, 14751685), (65, 4312031), (95, 2950337), (127, 2206945), (247, 1134745), (635, 441389), (1235, 226949), (1651, 169765), (1787, 156845), (2413, 116155), (8255, 33953), (8935, 31369), (12065, 23231)]