168903896

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{523}}^1$

素因数の和:688

約数の個数: 64

約数和(自身を含む): 372249600

約数和(自身を除く): 203345704

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 79, 146, 158, 292, 316, 511, 523, 553, 584, 632, 1022, 1046, 1106, 2044, 2092, 2212, 3661, 4088, 4184, 4424, 5767, 7322, 11534, 14644, 23068, 29288, 38179, 40369, 41317, 46136, 76358, 80738, 82634, 152716, 161476, 165268, 267253, 289219, 305432, 322952, 330536, 534506, 578438, 1069012, 1156876, 2138024, 2313752, 3016141, 6032282, 12064564, 21112987, 24129128, 42225974, 84451948, 168903896]

約数ペア:

[(1, 168903896), (2, 84451948), (4, 42225974), (7, 24129128), (8, 21112987), (14, 12064564), (28, 6032282), (56, 3016141), (73, 2313752), (79, 2138024), (146, 1156876), (158, 1069012), (292, 578438), (316, 534506), (511, 330536), (523, 322952), (553, 305432), (584, 289219), (632, 267253), (1022, 165268), (1046, 161476), (1106, 152716), (2044, 82634), (2092, 80738), (2212, 76358), (3661, 46136), (4088, 41317), (4184, 40369), (4424, 38179), (5767, 29288), (7322, 23068), (11534, 14644)]