204096880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{196247}}^1$

素因数の和:196273

約数の個数: 40

約数和(自身を含む): 511029792

約数和(自身を除く): 306932912

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 196247, 392494, 784988, 981235, 1569976, 1962470, 2551211, 3139952, 3924940, 5102422, 7849880, 10204844, 12756055, 15699760, 20409688, 25512110, 40819376, 51024220, 102048440, 204096880]

約数ペア:

[(1, 204096880), (2, 102048440), (4, 51024220), (5, 40819376), (8, 25512110), (10, 20409688), (13, 15699760), (16, 12756055), (20, 10204844), (26, 7849880), (40, 5102422), (52, 3924940), (65, 3139952), (80, 2551211), (104, 1962470), (130, 1569976), (208, 981235), (260, 784988), (520, 392494), (1040, 196247)]