205257728

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{907}}^1$

素因数の和:957

約数の個数: 88

約数和(自身を含む): 468386352

約数和(自身を除く): 263128624

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 128, 136, 208, 221, 256, 272, 416, 442, 512, 544, 832, 884, 907, 1024, 1088, 1664, 1768, 1814, 2176, 3328, 3536, 3628, 4352, 6656, 7072, 7256, 8704, 11791, 13312, 14144, 14512, 15419, 17408, 23582, 28288, 29024, 30838, 47164, 56576, 58048, 61676, 94328, 113152, 116096, 123352, 188656, 200447, 226304, 232192, 246704, 377312, 400894, 464384, 493408, 754624, 801788, 928768, 986816, 1509248, 1603576, 1973632, 3018496, 3207152, 3947264, 6036992, 6414304, 7894528, 12073984, 12828608, 15789056, 25657216, 51314432, 102628864, 205257728]

約数ペア:

[(1, 205257728), (2, 102628864), (4, 51314432), (8, 25657216), (13, 15789056), (16, 12828608), (17, 12073984), (26, 7894528), (32, 6414304), (34, 6036992), (52, 3947264), (64, 3207152), (68, 3018496), (104, 1973632), (128, 1603576), (136, 1509248), (208, 986816), (221, 928768), (256, 801788), (272, 754624), (416, 493408), (442, 464384), (512, 400894), (544, 377312), (832, 246704), (884, 232192), (907, 226304), (1024, 200447), (1088, 188656), (1664, 123352), (1768, 116096), (1814, 113152), (2176, 94328), (3328, 61676), (3536, 58048), (3628, 56576), (4352, 47164), (6656, 30838), (7072, 29024), (7256, 28288), (8704, 23582), (11791, 17408), (13312, 15419), (14144, 14512)]