87669725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{179}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 129366720

約数和(自身を除く): 41696995

約数列:

[1, 5, 11, 13, 25, 55, 65, 137, 143, 179, 275, 325, 685, 715, 895, 1507, 1781, 1969, 2327, 3425, 3575, 4475, 7535, 8905, 9845, 11635, 19591, 24523, 25597, 37675, 44525, 49225, 58175, 97955, 122615, 127985, 269753, 318799, 489775, 613075, 639925, 1348765, 1593995, 3506789, 6743825, 7969975, 17533945, 87669725]

約数ペア:

[(1, 87669725), (5, 17533945), (11, 7969975), (13, 6743825), (25, 3506789), (55, 1593995), (65, 1348765), (137, 639925), (143, 613075), (179, 489775), (275, 318799), (325, 269753), (685, 127985), (715, 122615), (895, 97955), (1507, 58175), (1781, 49225), (1969, 44525), (2327, 37675), (3425, 25597), (3575, 24523), (4475, 19591), (7535, 11635), (8905, 9845)]