137416448

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{263}}^1$

素因数の和:449

約数の個数: 72

約数和(自身を含む): 298407648

約数和(自身を除く): 160991200

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 157, 208, 256, 263, 314, 416, 526, 628, 832, 1052, 1256, 1664, 2041, 2104, 2512, 3328, 3419, 4082, 4208, 5024, 6838, 8164, 8416, 10048, 13676, 16328, 16832, 20096, 27352, 32656, 33664, 40192, 41291, 54704, 65312, 67328, 82582, 109408, 130624, 165164, 218816, 261248, 330328, 437632, 522496, 536783, 660656, 875264, 1073566, 1321312, 2147132, 2642624, 4294264, 5285248, 8588528, 10570496, 17177056, 34354112, 68708224, 137416448]

約数ペア:

[(1, 137416448), (2, 68708224), (4, 34354112), (8, 17177056), (13, 10570496), (16, 8588528), (26, 5285248), (32, 4294264), (52, 2642624), (64, 2147132), (104, 1321312), (128, 1073566), (157, 875264), (208, 660656), (256, 536783), (263, 522496), (314, 437632), (416, 330328), (526, 261248), (628, 218816), (832, 165164), (1052, 130624), (1256, 109408), (1664, 82582), (2041, 67328), (2104, 65312), (2512, 54704), (3328, 41291), (3419, 40192), (4082, 33664), (4208, 32656), (5024, 27352), (6838, 20096), (8164, 16832), (8416, 16328), (10048, 13676)]