25400656

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{617}}^1$

素因数の和:739

約数の個数: 40

約数和(自身を含む): 51496704

約数和(自身を除く): 26096048

約数列:

[1, 2, 4, 8, 16, 31, 62, 83, 124, 166, 248, 332, 496, 617, 664, 1234, 1328, 2468, 2573, 4936, 5146, 9872, 10292, 19127, 20584, 38254, 41168, 51211, 76508, 102422, 153016, 204844, 306032, 409688, 819376, 1587541, 3175082, 6350164, 12700328, 25400656]

約数ペア:

[(1, 25400656), (2, 12700328), (4, 6350164), (8, 3175082), (16, 1587541), (31, 819376), (62, 409688), (83, 306032), (124, 204844), (166, 153016), (248, 102422), (332, 76508), (496, 51211), (617, 41168), (664, 38254), (1234, 20584), (1328, 19127), (2468, 10292), (2573, 9872), (4936, 5146)]