156799075820

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1\times {\mathrm{640153}}^1$

素因数の和:640530

約数の個数: 48

約数和(自身を含む): 339199680288

約数和(自身を除く): 182400604468

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 331, 370, 662, 740, 1324, 1655, 3310, 6620, 12247, 24494, 48988, 61235, 122470, 244940, 640153, 1280306, 2560612, 3200765, 6401530, 12803060, 23685661, 47371322, 94742644, 118428305, 211890643, 236856610, 423781286, 473713220, 847562572, 1059453215, 2118906430, 4237812860, 7839953791, 15679907582, 31359815164, 39199768955, 78399537910, 156799075820]

約数ペア:

[(1, 156799075820), (2, 78399537910), (4, 39199768955), (5, 31359815164), (10, 15679907582), (20, 7839953791), (37, 4237812860), (74, 2118906430), (148, 1059453215), (185, 847562572), (331, 473713220), (370, 423781286), (662, 236856610), (740, 211890643), (1324, 118428305), (1655, 94742644), (3310, 47371322), (6620, 23685661), (12247, 12803060), (24494, 6401530), (48988, 3200765), (61235, 2560612), (122470, 1280306), (244940, 640153)]