2783279025

素因数分解:

$3^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{1361}}^1$

素因数の和:1587

約数の個数: 72

約数和(自身を含む): 5104639800

約数和(自身を除く): 2321360775

約数列:

[1, 3, 5, 9, 15, 25, 45, 61, 75, 149, 183, 225, 305, 447, 549, 745, 915, 1341, 1361, 1525, 2235, 2745, 3725, 4083, 4575, 6705, 6805, 9089, 11175, 12249, 13725, 20415, 27267, 33525, 34025, 45445, 61245, 81801, 83021, 102075, 136335, 202789, 227225, 249063, 306225, 409005, 415105, 608367, 681675, 747189, 1013945, 1245315, 1825101, 2045025, 2075525, 3041835, 3735945, 5069725, 6226575, 9125505, 12370129, 15209175, 18679725, 37110387, 45627525, 61850645, 111331161, 185551935, 309253225, 556655805, 927759675, 2783279025]

約数ペア:

[(1, 2783279025), (3, 927759675), (5, 556655805), (9, 309253225), (15, 185551935), (25, 111331161), (45, 61850645), (61, 45627525), (75, 37110387), (149, 18679725), (183, 15209175), (225, 12370129), (305, 9125505), (447, 6226575), (549, 5069725), (745, 3735945), (915, 3041835), (1341, 2075525), (1361, 2045025), (1525, 1825101), (2235, 1245315), (2745, 1013945), (3725, 747189), (4083, 681675), (4575, 608367), (6705, 415105), (6805, 409005), (9089, 306225), (11175, 249063), (12249, 227225), (13725, 202789), (20415, 136335), (27267, 102075), (33525, 83021), (34025, 81801), (45445, 61245)]