2786455295

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{617}}^1$

素因数の和:780

約数の個数: 64

約数和(自身を含む): 3939497856

約数和(自身を除く): 1153042561

約数列:

[1, 5, 13, 17, 61, 65, 67, 85, 221, 305, 335, 617, 793, 871, 1037, 1105, 1139, 3085, 3965, 4087, 4355, 5185, 5695, 8021, 10489, 13481, 14807, 20435, 37637, 40105, 41339, 52445, 53131, 67405, 69479, 74035, 136357, 188185, 206695, 265655, 347395, 489281, 537407, 639829, 681785, 702763, 903227, 2446405, 2521679, 2687035, 3199145, 3513815, 4516135, 8317777, 9135919, 12608395, 32781827, 41588885, 42868543, 45679595, 163909135, 214342715, 557291059, 2786455295]

約数ペア:

[(1, 2786455295), (5, 557291059), (13, 214342715), (17, 163909135), (61, 45679595), (65, 42868543), (67, 41588885), (85, 32781827), (221, 12608395), (305, 9135919), (335, 8317777), (617, 4516135), (793, 3513815), (871, 3199145), (1037, 2687035), (1105, 2521679), (1139, 2446405), (3085, 903227), (3965, 702763), (4087, 681785), (4355, 639829), (5185, 537407), (5695, 489281), (8021, 347395), (10489, 265655), (13481, 206695), (14807, 188185), (20435, 136357), (37637, 74035), (40105, 69479), (41339, 67405), (52445, 53131)]