981939712

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{977}}^1$

素因数の和:1159

約数の個数: 80

約数和(自身を含む): 2129051232

約数和(自身を除く): 1147111520

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 151, 208, 256, 302, 416, 512, 604, 832, 977, 1208, 1664, 1954, 1963, 2416, 3328, 3908, 3926, 4832, 6656, 7816, 7852, 9664, 12701, 15632, 15704, 19328, 25402, 31264, 31408, 38656, 50804, 62528, 62816, 77312, 101608, 125056, 125632, 147527, 203216, 250112, 251264, 295054, 406432, 500224, 502528, 590108, 812864, 1005056, 1180216, 1625728, 1917851, 2360432, 3251456, 3835702, 4720864, 6502912, 7671404, 9441728, 15342808, 18883456, 30685616, 37766912, 61371232, 75533824, 122742464, 245484928, 490969856, 981939712]

約数ペア:

[(1, 981939712), (2, 490969856), (4, 245484928), (8, 122742464), (13, 75533824), (16, 61371232), (26, 37766912), (32, 30685616), (52, 18883456), (64, 15342808), (104, 9441728), (128, 7671404), (151, 6502912), (208, 4720864), (256, 3835702), (302, 3251456), (416, 2360432), (512, 1917851), (604, 1625728), (832, 1180216), (977, 1005056), (1208, 812864), (1664, 590108), (1954, 502528), (1963, 500224), (2416, 406432), (3328, 295054), (3908, 251264), (3926, 250112), (4832, 203216), (6656, 147527), (7816, 125632), (7852, 125056), (9664, 101608), (12701, 77312), (15632, 62816), (15704, 62528), (19328, 50804), (25402, 38656), (31264, 31408)]