51549820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{12697}}^1$

素因数の和:12742

約数の個数: 48

約数和(自身を含む): 127995840

約数和(自身を除く): 76446020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 12697, 25394, 50788, 63485, 88879, 126970, 177758, 253940, 355516, 368213, 444395, 736426, 888790, 1472852, 1777580, 1841065, 2577491, 3682130, 5154982, 7364260, 10309964, 12887455, 25774910, 51549820]

約数ペア:

[(1, 51549820), (2, 25774910), (4, 12887455), (5, 10309964), (7, 7364260), (10, 5154982), (14, 3682130), (20, 2577491), (28, 1841065), (29, 1777580), (35, 1472852), (58, 888790), (70, 736426), (116, 444395), (140, 368213), (145, 355516), (203, 253940), (290, 177758), (406, 126970), (580, 88879), (812, 63485), (1015, 50788), (2030, 25394), (4060, 12697)]