31505724100

素因数分解:

$2^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{233}}^1\times {\mathrm{15193}}^1$

素因数の和:15529

約数の個数: 72

約数和(自身を含む): 69436883880

約数和(自身を除く): 37931159780

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 89, 100, 178, 233, 356, 445, 466, 890, 932, 1165, 1780, 2225, 2330, 4450, 4660, 5825, 8900, 11650, 15193, 20737, 23300, 30386, 41474, 60772, 75965, 82948, 103685, 151930, 207370, 303860, 379825, 414740, 518425, 759650, 1036850, 1352177, 1519300, 2073700, 2704354, 3539969, 5408708, 6760885, 7079938, 13521770, 14159876, 17699845, 27043540, 33804425, 35399690, 67608850, 70799380, 88499225, 135217700, 176998450, 315057241, 353996900, 630114482, 1260228964, 1575286205, 3150572410, 6301144820, 7876431025, 15752862050, 31505724100]

約数ペア:

[(1, 31505724100), (2, 15752862050), (4, 7876431025), (5, 6301144820), (10, 3150572410), (20, 1575286205), (25, 1260228964), (50, 630114482), (89, 353996900), (100, 315057241), (178, 176998450), (233, 135217700), (356, 88499225), (445, 70799380), (466, 67608850), (890, 35399690), (932, 33804425), (1165, 27043540), (1780, 17699845), (2225, 14159876), (2330, 13521770), (4450, 7079938), (4660, 6760885), (5825, 5408708), (8900, 3539969), (11650, 2704354), (15193, 2073700), (20737, 1519300), (23300, 1352177), (30386, 1036850), (41474, 759650), (60772, 518425), (75965, 414740), (82948, 379825), (103685, 303860), (151930, 207370)]