139689472

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{677}}^1$

素因数の和:739

約数の個数: 80

約数和(自身を含む): 310730112

約数和(自身を除く): 171040640

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 208, 248, 256, 403, 416, 496, 512, 677, 806, 832, 992, 1354, 1612, 1664, 1984, 2708, 3224, 3328, 3968, 5416, 6448, 6656, 7936, 8801, 10832, 12896, 15872, 17602, 20987, 21664, 25792, 35204, 41974, 43328, 51584, 70408, 83948, 86656, 103168, 140816, 167896, 173312, 206336, 272831, 281632, 335792, 346624, 545662, 563264, 671584, 1091324, 1126528, 1343168, 2182648, 2253056, 2686336, 4365296, 4506112, 5372672, 8730592, 10745344, 17461184, 34922368, 69844736, 139689472]

約数ペア:

[(1, 139689472), (2, 69844736), (4, 34922368), (8, 17461184), (13, 10745344), (16, 8730592), (26, 5372672), (31, 4506112), (32, 4365296), (52, 2686336), (62, 2253056), (64, 2182648), (104, 1343168), (124, 1126528), (128, 1091324), (208, 671584), (248, 563264), (256, 545662), (403, 346624), (416, 335792), (496, 281632), (512, 272831), (677, 206336), (806, 173312), (832, 167896), (992, 140816), (1354, 103168), (1612, 86656), (1664, 83948), (1984, 70408), (2708, 51584), (3224, 43328), (3328, 41974), (3968, 35204), (5416, 25792), (6448, 21664), (6656, 20987), (7936, 17602), (8801, 15872), (10832, 12896)]