51049740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{121547}}^1$

素因数の和:121566

約数の個数: 48

約数和(自身を含む): 163360512

約数和(自身を除く): 112310772

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 121547, 243094, 364641, 486188, 607735, 729282, 850829, 1215470, 1458564, 1701658, 1823205, 2430940, 2552487, 3403316, 3646410, 4254145, 5104974, 7292820, 8508290, 10209948, 12762435, 17016580, 25524870, 51049740]

約数ペア:

[(1, 51049740), (2, 25524870), (3, 17016580), (4, 12762435), (5, 10209948), (6, 8508290), (7, 7292820), (10, 5104974), (12, 4254145), (14, 3646410), (15, 3403316), (20, 2552487), (21, 2430940), (28, 1823205), (30, 1701658), (35, 1458564), (42, 1215470), (60, 850829), (70, 729282), (84, 607735), (105, 486188), (140, 364641), (210, 243094), (420, 121547)]