64615725

素因数分解:

$3^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{1877}}^1$

素因数の和:1916

約数の個数: 60

約数和(自身を含む): 126798804

約数和(自身を除く): 62183079

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 45, 51, 75, 81, 85, 135, 153, 225, 255, 405, 425, 459, 675, 765, 1275, 1377, 1877, 2025, 2295, 3825, 5631, 6885, 9385, 11475, 16893, 28155, 31909, 34425, 46925, 50679, 84465, 95727, 140775, 152037, 159545, 253395, 287181, 422325, 478635, 760185, 797725, 861543, 1266975, 1435905, 2393175, 2584629, 3800925, 4307715, 7179525, 12923145, 21538575, 64615725]

約数ペア:

[(1, 64615725), (3, 21538575), (5, 12923145), (9, 7179525), (15, 4307715), (17, 3800925), (25, 2584629), (27, 2393175), (45, 1435905), (51, 1266975), (75, 861543), (81, 797725), (85, 760185), (135, 478635), (153, 422325), (225, 287181), (255, 253395), (405, 159545), (425, 152037), (459, 140775), (675, 95727), (765, 84465), (1275, 50679), (1377, 46925), (1877, 34425), (2025, 31909), (2295, 28155), (3825, 16893), (5631, 11475), (6885, 9385)]