76878815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:351

約数の個数: 32

約数和(自身を含む): 102359040

約数和(自身を除く): 25480225

約数列:

[1, 5, 13, 65, 67, 127, 139, 335, 635, 695, 871, 1651, 1807, 4355, 8255, 8509, 9035, 9313, 17653, 42545, 46565, 88265, 110617, 121069, 229489, 553085, 605345, 1147445, 1182751, 5913755, 15375763, 76878815]

約数ペア:

[(1, 76878815), (5, 15375763), (13, 5913755), (65, 1182751), (67, 1147445), (127, 605345), (139, 553085), (335, 229489), (635, 121069), (695, 110617), (871, 88265), (1651, 46565), (1807, 42545), (4355, 17653), (8255, 9313), (8509, 9035)]