86820975

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{883}}^1$

素因数の和:941

約数の個数: 72

約数和(自身を含む): 171000960

約数和(自身を除く): 84179985

約数列:

[1, 3, 5, 9, 15, 19, 23, 25, 45, 57, 69, 75, 95, 115, 171, 207, 225, 285, 345, 437, 475, 575, 855, 883, 1035, 1311, 1425, 1725, 2185, 2649, 3933, 4275, 4415, 5175, 6555, 7947, 10925, 13245, 16777, 19665, 20309, 22075, 32775, 39735, 50331, 60927, 66225, 83885, 98325, 101545, 150993, 182781, 198675, 251655, 304635, 385871, 419425, 507725, 754965, 913905, 1157613, 1258275, 1523175, 1929355, 3472839, 3774825, 4569525, 5788065, 9646775, 17364195, 28940325, 86820975]

約数ペア:

[(1, 86820975), (3, 28940325), (5, 17364195), (9, 9646775), (15, 5788065), (19, 4569525), (23, 3774825), (25, 3472839), (45, 1929355), (57, 1523175), (69, 1258275), (75, 1157613), (95, 913905), (115, 754965), (171, 507725), (207, 419425), (225, 385871), (285, 304635), (345, 251655), (437, 198675), (475, 182781), (575, 150993), (855, 101545), (883, 98325), (1035, 83885), (1311, 66225), (1425, 60927), (1725, 50331), (2185, 39735), (2649, 32775), (3933, 22075), (4275, 20309), (4415, 19665), (5175, 16777), (6555, 13245), (7947, 10925)]