17974100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:237

約数の個数: 72

約数和(自身を含む): 42106680

約数和(自身を除く): 24132580

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 97, 100, 109, 170, 194, 218, 340, 388, 425, 436, 485, 545, 850, 970, 1090, 1649, 1700, 1853, 1940, 2180, 2425, 2725, 3298, 3706, 4850, 5450, 6596, 7412, 8245, 9265, 9700, 10573, 10900, 16490, 18530, 21146, 32980, 37060, 41225, 42292, 46325, 52865, 82450, 92650, 105730, 164900, 179741, 185300, 211460, 264325, 359482, 528650, 718964, 898705, 1057300, 1797410, 3594820, 4493525, 8987050, 17974100]

約数ペア:

[(1, 17974100), (2, 8987050), (4, 4493525), (5, 3594820), (10, 1797410), (17, 1057300), (20, 898705), (25, 718964), (34, 528650), (50, 359482), (68, 264325), (85, 211460), (97, 185300), (100, 179741), (109, 164900), (170, 105730), (194, 92650), (218, 82450), (340, 52865), (388, 46325), (425, 42292), (436, 41225), (485, 37060), (545, 32980), (850, 21146), (970, 18530), (1090, 16490), (1649, 10900), (1700, 10573), (1853, 9700), (1940, 9265), (2180, 8245), (2425, 7412), (2725, 6596), (3298, 5450), (3706, 4850)]