131342432

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{2011}}^1$

素因数の和:2191

約数の個数: 48

約数和(自身を含む): 280384272

約数和(自身を除く): 149041840

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 157, 208, 314, 416, 628, 1256, 2011, 2041, 2512, 4022, 4082, 5024, 8044, 8164, 16088, 16328, 26143, 32176, 32656, 52286, 64352, 65312, 104572, 209144, 315727, 418288, 631454, 836576, 1262908, 2525816, 4104451, 5051632, 8208902, 10103264, 16417804, 32835608, 65671216, 131342432]

約数ペア:

[(1, 131342432), (2, 65671216), (4, 32835608), (8, 16417804), (13, 10103264), (16, 8208902), (26, 5051632), (32, 4104451), (52, 2525816), (104, 1262908), (157, 836576), (208, 631454), (314, 418288), (416, 315727), (628, 209144), (1256, 104572), (2011, 65312), (2041, 64352), (2512, 52286), (4022, 32656), (4082, 32176), (5024, 26143), (8044, 16328), (8164, 16088)]