42798100

素因数分解:

$2^2\times 5^2\times {\mathrm{139}}^1\times {\mathrm{3079}}^1$

素因数の和:3232

約数の個数: 36

約数和(自身を含む): 93570400

約数和(自身を除く): 50772300

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 139, 278, 556, 695, 1390, 2780, 3079, 3475, 6158, 6950, 12316, 13900, 15395, 30790, 61580, 76975, 153950, 307900, 427981, 855962, 1711924, 2139905, 4279810, 8559620, 10699525, 21399050, 42798100]

約数ペア:

[(1, 42798100), (2, 21399050), (4, 10699525), (5, 8559620), (10, 4279810), (20, 2139905), (25, 1711924), (50, 855962), (100, 427981), (139, 307900), (278, 153950), (556, 76975), (695, 61580), (1390, 30790), (2780, 15395), (3079, 13900), (3475, 12316), (6158, 6950)]