80868956

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{617}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 168333312

約数和(自身を除く): 87464356

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 151, 217, 302, 434, 604, 617, 868, 1057, 1234, 2114, 2468, 4228, 4319, 4681, 8638, 9362, 17276, 18724, 19127, 32767, 38254, 65534, 76508, 93167, 131068, 133889, 186334, 267778, 372668, 535556, 652169, 1304338, 2608676, 2888177, 5776354, 11552708, 20217239, 40434478, 80868956]

約数ペア:

[(1, 80868956), (2, 40434478), (4, 20217239), (7, 11552708), (14, 5776354), (28, 2888177), (31, 2608676), (62, 1304338), (124, 652169), (151, 535556), (217, 372668), (302, 267778), (434, 186334), (604, 133889), (617, 131068), (868, 93167), (1057, 76508), (1234, 65534), (2114, 38254), (2468, 32767), (4228, 19127), (4319, 18724), (4681, 17276), (8638, 9362)]