25517940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{60757}}^1$

素因数の和:60776

約数の個数: 48

約数和(自身を含む): 81658752

約数和(自身を除く): 56140812

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 60757, 121514, 182271, 243028, 303785, 364542, 425299, 607570, 729084, 850598, 911355, 1215140, 1275897, 1701196, 1822710, 2126495, 2551794, 3645420, 4252990, 5103588, 6379485, 8505980, 12758970, 25517940]

約数ペア:

[(1, 25517940), (2, 12758970), (3, 8505980), (4, 6379485), (5, 5103588), (6, 4252990), (7, 3645420), (10, 2551794), (12, 2126495), (14, 1822710), (15, 1701196), (20, 1275897), (21, 1215140), (28, 911355), (30, 850598), (35, 729084), (42, 607570), (60, 425299), (70, 364542), (84, 303785), (105, 243028), (140, 182271), (210, 121514), (420, 60757)]