138982900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{367}}^1\times {\mathrm{541}}^1$

素因数の和:929

約数の個数: 72

約数和(自身を含む): 346255616

約数和(自身を除く): 207272716

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 367, 541, 700, 734, 1082, 1468, 1835, 2164, 2569, 2705, 3670, 3787, 5138, 5410, 7340, 7574, 9175, 10276, 10820, 12845, 13525, 15148, 18350, 18935, 25690, 27050, 36700, 37870, 51380, 54100, 64225, 75740, 94675, 128450, 189350, 198547, 256900, 378700, 397094, 794188, 992735, 1389829, 1985470, 2779658, 3970940, 4963675, 5559316, 6949145, 9927350, 13898290, 19854700, 27796580, 34745725, 69491450, 138982900]

約数ペア:

[(1, 138982900), (2, 69491450), (4, 34745725), (5, 27796580), (7, 19854700), (10, 13898290), (14, 9927350), (20, 6949145), (25, 5559316), (28, 4963675), (35, 3970940), (50, 2779658), (70, 1985470), (100, 1389829), (140, 992735), (175, 794188), (350, 397094), (367, 378700), (541, 256900), (700, 198547), (734, 189350), (1082, 128450), (1468, 94675), (1835, 75740), (2164, 64225), (2569, 54100), (2705, 51380), (3670, 37870), (3787, 36700), (5138, 27050), (5410, 25690), (7340, 18935), (7574, 18350), (9175, 15148), (10276, 13525), (10820, 12845)]