89980100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{673}}^1$

素因数の和:885

約数の個数: 72

約数和(自身を含む): 224652288

約数和(自身を除く): 134672188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 191, 350, 382, 673, 700, 764, 955, 1337, 1346, 1910, 2674, 2692, 3365, 3820, 4711, 4775, 5348, 6685, 6730, 9422, 9550, 13370, 13460, 16825, 18844, 19100, 23555, 26740, 33425, 33650, 47110, 66850, 67300, 94220, 117775, 128543, 133700, 235550, 257086, 471100, 514172, 642715, 899801, 1285430, 1799602, 2570860, 3213575, 3599204, 4499005, 6427150, 8998010, 12854300, 17996020, 22495025, 44990050, 89980100]

約数ペア:

[(1, 89980100), (2, 44990050), (4, 22495025), (5, 17996020), (7, 12854300), (10, 8998010), (14, 6427150), (20, 4499005), (25, 3599204), (28, 3213575), (35, 2570860), (50, 1799602), (70, 1285430), (100, 899801), (140, 642715), (175, 514172), (191, 471100), (350, 257086), (382, 235550), (673, 133700), (700, 128543), (764, 117775), (955, 94220), (1337, 67300), (1346, 66850), (1910, 47110), (2674, 33650), (2692, 33425), (3365, 26740), (3820, 23555), (4711, 19100), (4775, 18844), (5348, 16825), (6685, 13460), (6730, 13370), (9422, 9550)]