77568620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{7867}}^1$

素因数の和:7922

約数の個数: 48

約数和(自身を含む): 178446240

約数和(自身を除く): 100877620

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 290, 340, 493, 580, 986, 1972, 2465, 4930, 7867, 9860, 15734, 31468, 39335, 78670, 133739, 157340, 228143, 267478, 456286, 534956, 668695, 912572, 1140715, 1337390, 2281430, 2674780, 3878431, 4562860, 7756862, 15513724, 19392155, 38784310, 77568620]

約数ペア:

[(1, 77568620), (2, 38784310), (4, 19392155), (5, 15513724), (10, 7756862), (17, 4562860), (20, 3878431), (29, 2674780), (34, 2281430), (58, 1337390), (68, 1140715), (85, 912572), (116, 668695), (145, 534956), (170, 456286), (290, 267478), (340, 228143), (493, 157340), (580, 133739), (986, 78670), (1972, 39335), (2465, 31468), (4930, 15734), (7867, 9860)]