40521728

素因数分解:

$2^{12}\times {\mathrm{13}}^1\times {\mathrm{761}}^1$

素因数の和:798

約数の個数: 52

約数和(自身を含む): 87381588

約数和(自身を除く): 46859860

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 761, 832, 1024, 1522, 1664, 2048, 3044, 3328, 4096, 6088, 6656, 9893, 12176, 13312, 19786, 24352, 26624, 39572, 48704, 53248, 79144, 97408, 158288, 194816, 316576, 389632, 633152, 779264, 1266304, 1558528, 2532608, 3117056, 5065216, 10130432, 20260864, 40521728]

約数ペア:

[(1, 40521728), (2, 20260864), (4, 10130432), (8, 5065216), (13, 3117056), (16, 2532608), (26, 1558528), (32, 1266304), (52, 779264), (64, 633152), (104, 389632), (128, 316576), (208, 194816), (256, 158288), (416, 97408), (512, 79144), (761, 53248), (832, 48704), (1024, 39572), (1522, 26624), (1664, 24352), (2048, 19786), (3044, 13312), (3328, 12176), (4096, 9893), (6088, 6656)]