87775420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{4871}}^1$

素因数の和:4950

約数の個数: 48

約数和(自身を含む): 198894528

約数和(自身を除く): 111119108

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 53, 68, 85, 106, 170, 212, 265, 340, 530, 901, 1060, 1802, 3604, 4505, 4871, 9010, 9742, 18020, 19484, 24355, 48710, 82807, 97420, 165614, 258163, 331228, 414035, 516326, 828070, 1032652, 1290815, 1656140, 2581630, 4388771, 5163260, 8777542, 17555084, 21943855, 43887710, 87775420]

約数ペア:

[(1, 87775420), (2, 43887710), (4, 21943855), (5, 17555084), (10, 8777542), (17, 5163260), (20, 4388771), (34, 2581630), (53, 1656140), (68, 1290815), (85, 1032652), (106, 828070), (170, 516326), (212, 414035), (265, 331228), (340, 258163), (530, 165614), (901, 97420), (1060, 82807), (1802, 48710), (3604, 24355), (4505, 19484), (4871, 18020), (9010, 9742)]