664762900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{2399}}^1$

素因数の和:2593

約数の個数: 72

約数和(自身を含む): 1537401600

約数和(自身を除く): 872638700

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 163, 170, 326, 340, 425, 652, 815, 850, 1630, 1700, 2399, 2771, 3260, 4075, 4798, 5542, 8150, 9596, 11084, 11995, 13855, 16300, 23990, 27710, 40783, 47980, 55420, 59975, 69275, 81566, 119950, 138550, 163132, 203915, 239900, 277100, 391037, 407830, 782074, 815660, 1019575, 1564148, 1955185, 2039150, 3910370, 4078300, 6647629, 7820740, 9775925, 13295258, 19551850, 26590516, 33238145, 39103700, 66476290, 132952580, 166190725, 332381450, 664762900]

約数ペア:

[(1, 664762900), (2, 332381450), (4, 166190725), (5, 132952580), (10, 66476290), (17, 39103700), (20, 33238145), (25, 26590516), (34, 19551850), (50, 13295258), (68, 9775925), (85, 7820740), (100, 6647629), (163, 4078300), (170, 3910370), (326, 2039150), (340, 1955185), (425, 1564148), (652, 1019575), (815, 815660), (850, 782074), (1630, 407830), (1700, 391037), (2399, 277100), (2771, 239900), (3260, 203915), (4075, 163132), (4798, 138550), (5542, 119950), (8150, 81566), (9596, 69275), (11084, 59975), (11995, 55420), (13855, 47980), (16300, 40783), (23990, 27710)]