209963950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{3821}}^1$

素因数の和:3997

約数の個数: 48

約数和(自身を含む): 449283744

約数和(自身を除く): 239319794

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 157, 175, 314, 350, 785, 1099, 1570, 2198, 3821, 3925, 5495, 7642, 7850, 10990, 19105, 26747, 27475, 38210, 53494, 54950, 95525, 133735, 191050, 267470, 599897, 668675, 1199794, 1337350, 2999485, 4199279, 5998970, 8398558, 14997425, 20996395, 29994850, 41992790, 104981975, 209963950]

約数ペア:

[(1, 209963950), (2, 104981975), (5, 41992790), (7, 29994850), (10, 20996395), (14, 14997425), (25, 8398558), (35, 5998970), (50, 4199279), (70, 2999485), (157, 1337350), (175, 1199794), (314, 668675), (350, 599897), (785, 267470), (1099, 191050), (1570, 133735), (2198, 95525), (3821, 54950), (3925, 53494), (5495, 38210), (7642, 27475), (7850, 26747), (10990, 19105)]