99430820

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1\times {\mathrm{479}}^1$

素因数の和:692

約数の個数: 48

約数和(自身を含む): 213373440

約数和(自身を除く): 113942620

約数列:

[1, 2, 4, 5, 10, 20, 97, 107, 194, 214, 388, 428, 479, 485, 535, 958, 970, 1070, 1916, 1940, 2140, 2395, 4790, 9580, 10379, 20758, 41516, 46463, 51253, 51895, 92926, 102506, 103790, 185852, 205012, 207580, 232315, 256265, 464630, 512530, 929260, 1025060, 4971541, 9943082, 19886164, 24857705, 49715410, 99430820]

約数ペア:

[(1, 99430820), (2, 49715410), (4, 24857705), (5, 19886164), (10, 9943082), (20, 4971541), (97, 1025060), (107, 929260), (194, 512530), (214, 464630), (388, 256265), (428, 232315), (479, 207580), (485, 205012), (535, 185852), (958, 103790), (970, 102506), (1070, 92926), (1916, 51895), (1940, 51253), (2140, 46463), (2395, 41516), (4790, 20758), (9580, 10379)]