27489700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{173}}^1\times {\mathrm{227}}^1$

素因数の和:421

約数の個数: 72

約数和(自身を含む): 68870592

約数和(自身を除く): 41380892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 173, 175, 227, 346, 350, 454, 692, 700, 865, 908, 1135, 1211, 1589, 1730, 2270, 2422, 3178, 3460, 4325, 4540, 4844, 5675, 6055, 6356, 7945, 8650, 11350, 12110, 15890, 17300, 22700, 24220, 30275, 31780, 39271, 39725, 60550, 78542, 79450, 121100, 157084, 158900, 196355, 274897, 392710, 549794, 785420, 981775, 1099588, 1374485, 1963550, 2748970, 3927100, 5497940, 6872425, 13744850, 27489700]

約数ペア:

[(1, 27489700), (2, 13744850), (4, 6872425), (5, 5497940), (7, 3927100), (10, 2748970), (14, 1963550), (20, 1374485), (25, 1099588), (28, 981775), (35, 785420), (50, 549794), (70, 392710), (100, 274897), (140, 196355), (173, 158900), (175, 157084), (227, 121100), (346, 79450), (350, 78542), (454, 60550), (692, 39725), (700, 39271), (865, 31780), (908, 30275), (1135, 24220), (1211, 22700), (1589, 17300), (1730, 15890), (2270, 12110), (2422, 11350), (3178, 8650), (3460, 7945), (4325, 6356), (4540, 6055), (4844, 5675)]