25729245

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1$

素因数の和:172

約数の個数: 80

約数和(自身を含む): 50651568

約数和(自身を除く): 24922323

約数列:

[1, 3, 5, 9, 15, 17, 27, 37, 45, 51, 81, 85, 101, 111, 135, 153, 185, 255, 303, 333, 405, 459, 505, 555, 629, 765, 909, 999, 1377, 1515, 1665, 1717, 1887, 2295, 2727, 2997, 3145, 3737, 4545, 4995, 5151, 5661, 6885, 8181, 8585, 9435, 11211, 13635, 14985, 15453, 16983, 18685, 25755, 28305, 33633, 40905, 46359, 50949, 56055, 63529, 77265, 84915, 100899, 139077, 168165, 190587, 231795, 254745, 302697, 317645, 504495, 571761, 695385, 952935, 1513485, 1715283, 2858805, 5145849, 8576415, 25729245]

約数ペア:

[(1, 25729245), (3, 8576415), (5, 5145849), (9, 2858805), (15, 1715283), (17, 1513485), (27, 952935), (37, 695385), (45, 571761), (51, 504495), (81, 317645), (85, 302697), (101, 254745), (111, 231795), (135, 190587), (153, 168165), (185, 139077), (255, 100899), (303, 84915), (333, 77265), (405, 63529), (459, 56055), (505, 50949), (555, 46359), (629, 40905), (765, 33633), (909, 28305), (999, 25755), (1377, 18685), (1515, 16983), (1665, 15453), (1717, 14985), (1887, 13635), (2295, 11211), (2727, 9435), (2997, 8585), (3145, 8181), (3737, 6885), (4545, 5661), (4995, 5151)]