4367996900

素因数分解:

$2^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{719}}^1\times {\mathrm{769}}^1$

素因数の和:1581

約数の個数: 72

約数和(自身を含む): 9624384000

約数和(自身を除く): 5256387100

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 100, 158, 316, 395, 719, 769, 790, 1438, 1538, 1580, 1975, 2876, 3076, 3595, 3845, 3950, 7190, 7690, 7900, 14380, 15380, 17975, 19225, 35950, 38450, 56801, 60751, 71900, 76900, 113602, 121502, 227204, 243004, 284005, 303755, 552911, 568010, 607510, 1105822, 1136020, 1215020, 1420025, 1518775, 2211644, 2764555, 2840050, 3037550, 5529110, 5680100, 6075100, 11058220, 13822775, 27645550, 43679969, 55291100, 87359938, 174719876, 218399845, 436799690, 873599380, 1091999225, 2183998450, 4367996900]

約数ペア:

[(1, 4367996900), (2, 2183998450), (4, 1091999225), (5, 873599380), (10, 436799690), (20, 218399845), (25, 174719876), (50, 87359938), (79, 55291100), (100, 43679969), (158, 27645550), (316, 13822775), (395, 11058220), (719, 6075100), (769, 5680100), (790, 5529110), (1438, 3037550), (1538, 2840050), (1580, 2764555), (1975, 2211644), (2876, 1518775), (3076, 1420025), (3595, 1215020), (3845, 1136020), (3950, 1105822), (7190, 607510), (7690, 568010), (7900, 552911), (14380, 303755), (15380, 284005), (17975, 243004), (19225, 227204), (35950, 121502), (38450, 113602), (56801, 76900), (60751, 71900)]