64143872

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1$

素因数の和:473

約数の個数: 80

約数和(自身を含む): 144365760

約数和(自身を除く): 80221888

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 64, 92, 104, 128, 184, 208, 256, 299, 368, 416, 419, 512, 598, 736, 832, 838, 1196, 1472, 1664, 1676, 2392, 2944, 3328, 3352, 4784, 5447, 5888, 6656, 6704, 9568, 9637, 10894, 11776, 13408, 19136, 19274, 21788, 26816, 38272, 38548, 43576, 53632, 76544, 77096, 87152, 107264, 125281, 153088, 154192, 174304, 214528, 250562, 308384, 348608, 501124, 616768, 697216, 1002248, 1233536, 1394432, 2004496, 2467072, 2788864, 4008992, 4934144, 8017984, 16035968, 32071936, 64143872]

約数ペア:

[(1, 64143872), (2, 32071936), (4, 16035968), (8, 8017984), (13, 4934144), (16, 4008992), (23, 2788864), (26, 2467072), (32, 2004496), (46, 1394432), (52, 1233536), (64, 1002248), (92, 697216), (104, 616768), (128, 501124), (184, 348608), (208, 308384), (256, 250562), (299, 214528), (368, 174304), (416, 154192), (419, 153088), (512, 125281), (598, 107264), (736, 87152), (832, 77096), (838, 76544), (1196, 53632), (1472, 43576), (1664, 38548), (1676, 38272), (2392, 26816), (2944, 21788), (3328, 19274), (3352, 19136), (4784, 13408), (5447, 11776), (5888, 10894), (6656, 9637), (6704, 9568)]