28527700

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1$

素因数の和:301

約数の個数: 72

約数和(自身を含む): 66605112

約数和(自身を除く): 38077412

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 97, 100, 170, 173, 194, 340, 346, 388, 425, 485, 692, 850, 865, 970, 1649, 1700, 1730, 1940, 2425, 2941, 3298, 3460, 4325, 4850, 5882, 6596, 8245, 8650, 9700, 11764, 14705, 16490, 16781, 17300, 29410, 32980, 33562, 41225, 58820, 67124, 73525, 82450, 83905, 147050, 164900, 167810, 285277, 294100, 335620, 419525, 570554, 839050, 1141108, 1426385, 1678100, 2852770, 5705540, 7131925, 14263850, 28527700]

約数ペア:

[(1, 28527700), (2, 14263850), (4, 7131925), (5, 5705540), (10, 2852770), (17, 1678100), (20, 1426385), (25, 1141108), (34, 839050), (50, 570554), (68, 419525), (85, 335620), (97, 294100), (100, 285277), (170, 167810), (173, 164900), (194, 147050), (340, 83905), (346, 82450), (388, 73525), (425, 67124), (485, 58820), (692, 41225), (850, 33562), (865, 32980), (970, 29410), (1649, 17300), (1700, 16781), (1730, 16490), (1940, 14705), (2425, 11764), (2941, 9700), (3298, 8650), (3460, 8245), (4325, 6596), (4850, 5882)]