73411540

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{479}}^1$

素因数の和:664

約数の個数: 48

約数和(自身を含む): 158054400

約数和(自身を除く): 84642860

約数列:

[1, 2, 4, 5, 10, 20, 79, 97, 158, 194, 316, 388, 395, 479, 485, 790, 958, 970, 1580, 1916, 1940, 2395, 4790, 7663, 9580, 15326, 30652, 37841, 38315, 46463, 75682, 76630, 92926, 151364, 153260, 185852, 189205, 232315, 378410, 464630, 756820, 929260, 3670577, 7341154, 14682308, 18352885, 36705770, 73411540]

約数ペア:

[(1, 73411540), (2, 36705770), (4, 18352885), (5, 14682308), (10, 7341154), (20, 3670577), (79, 929260), (97, 756820), (158, 464630), (194, 378410), (316, 232315), (388, 189205), (395, 185852), (479, 153260), (485, 151364), (790, 92926), (958, 76630), (970, 75682), (1580, 46463), (1916, 38315), (1940, 37841), (2395, 30652), (4790, 15326), (7663, 9580)]