42500170

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^2\times {\mathrm{89}}^1$

素因数の和:219

約数の個数: 48

約数和(自身を含む): 83485080

約数和(自身を除く): 40984910

約数列:

[1, 2, 5, 10, 17, 34, 53, 85, 89, 106, 170, 178, 265, 445, 530, 890, 901, 1513, 1802, 2809, 3026, 4505, 4717, 5618, 7565, 9010, 9434, 14045, 15130, 23585, 28090, 47170, 47753, 80189, 95506, 160378, 238765, 250001, 400945, 477530, 500002, 801890, 1250005, 2500010, 4250017, 8500034, 21250085, 42500170]

約数ペア:

[(1, 42500170), (2, 21250085), (5, 8500034), (10, 4250017), (17, 2500010), (34, 1250005), (53, 801890), (85, 500002), (89, 477530), (106, 400945), (170, 250001), (178, 238765), (265, 160378), (445, 95506), (530, 80189), (890, 47753), (901, 47170), (1513, 28090), (1802, 23585), (2809, 15130), (3026, 14045), (4505, 9434), (4717, 9010), (5618, 7565)]