64228725

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{25951}}^1$

素因数の和:25978

約数の個数: 36

約数和(自身を含む): 125503872

約数和(自身を除く): 61275147

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 165, 225, 275, 495, 825, 2475, 25951, 77853, 129755, 233559, 285461, 389265, 648775, 856383, 1167795, 1427305, 1946325, 2569149, 4281915, 5838975, 7136525, 12845745, 21409575, 64228725]

約数ペア:

[(1, 64228725), (3, 21409575), (5, 12845745), (9, 7136525), (11, 5838975), (15, 4281915), (25, 2569149), (33, 1946325), (45, 1427305), (55, 1167795), (75, 856383), (99, 648775), (165, 389265), (225, 285461), (275, 233559), (495, 129755), (825, 77853), (2475, 25951)]