425810

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1$

素因数の和:111

約数の個数: 48

約数和(自身を含む): 984960

約数和(自身を除く): 559150

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 79, 98, 110, 154, 158, 245, 385, 395, 490, 539, 553, 770, 790, 869, 1078, 1106, 1738, 2695, 2765, 3871, 4345, 5390, 5530, 6083, 7742, 8690, 12166, 19355, 30415, 38710, 42581, 60830, 85162, 212905, 425810]

約数ペア:

[(1, 425810), (2, 212905), (5, 85162), (7, 60830), (10, 42581), (11, 38710), (14, 30415), (22, 19355), (35, 12166), (49, 8690), (55, 7742), (70, 6083), (77, 5530), (79, 5390), (98, 4345), (110, 3871), (154, 2765), (158, 2695), (245, 1738), (385, 1106), (395, 1078), (490, 869), (539, 790), (553, 770)]