1265766688

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{1171}}^1\times {\mathrm{1987}}^1$

素因数の和:3185

約数の個数: 48

約数和(自身を含む): 2642147424

約数和(自身を除く): 1376380736

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 1171, 1987, 2342, 3974, 4684, 7948, 9368, 15896, 18736, 19907, 31792, 33779, 37472, 39814, 63584, 67558, 79628, 135116, 159256, 270232, 318512, 540464, 637024, 1080928, 2326777, 4653554, 9307108, 18614216, 37228432, 39555209, 74456864, 79110418, 158220836, 316441672, 632883344, 1265766688]

約数ペア:

[(1, 1265766688), (2, 632883344), (4, 316441672), (8, 158220836), (16, 79110418), (17, 74456864), (32, 39555209), (34, 37228432), (68, 18614216), (136, 9307108), (272, 4653554), (544, 2326777), (1171, 1080928), (1987, 637024), (2342, 540464), (3974, 318512), (4684, 270232), (7948, 159256), (9368, 135116), (15896, 79628), (18736, 67558), (19907, 63584), (31792, 39814), (33779, 37472)]