78989888

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{919}}^1$

素因数の和:1027

約数の個数: 56

約数和(自身を含む): 168249600

約数和(自身を除く): 89259712

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 79, 136, 158, 272, 316, 544, 632, 919, 1088, 1264, 1343, 1838, 2528, 2686, 3676, 5056, 5372, 7352, 10744, 14704, 15623, 21488, 29408, 31246, 42976, 58816, 62492, 72601, 85952, 124984, 145202, 249968, 290404, 499936, 580808, 999872, 1161616, 1234217, 2323232, 2468434, 4646464, 4936868, 9873736, 19747472, 39494944, 78989888]

約数ペア:

[(1, 78989888), (2, 39494944), (4, 19747472), (8, 9873736), (16, 4936868), (17, 4646464), (32, 2468434), (34, 2323232), (64, 1234217), (68, 1161616), (79, 999872), (136, 580808), (158, 499936), (272, 290404), (316, 249968), (544, 145202), (632, 124984), (919, 85952), (1088, 72601), (1264, 62492), (1343, 58816), (1838, 42976), (2528, 31246), (2686, 29408), (3676, 21488), (5056, 15623), (5372, 14704), (7352, 10744)]