20571832510

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1\times {\mathrm{223}}^1\times {\mathrm{613}}^1$

素因数の和:1093

約数の個数: 64

約数和(自身を含む): 37877414400

約数和(自身を除く): 17305581890

約数列:

[1, 2, 5, 10, 101, 149, 202, 223, 298, 446, 505, 613, 745, 1010, 1115, 1226, 1490, 2230, 3065, 6130, 15049, 22523, 30098, 33227, 45046, 61913, 66454, 75245, 91337, 112615, 123826, 136699, 150490, 166135, 182674, 225230, 273398, 309565, 332270, 456685, 619130, 683495, 913370, 1366990, 3355927, 6711854, 9225037, 13806599, 16779635, 18450074, 20368151, 27613198, 33559270, 40736302, 46125185, 69032995, 92250370, 101840755, 138065990, 203681510, 2057183251, 4114366502, 10285916255, 20571832510]

約数ペア:

[(1, 20571832510), (2, 10285916255), (5, 4114366502), (10, 2057183251), (101, 203681510), (149, 138065990), (202, 101840755), (223, 92250370), (298, 69032995), (446, 46125185), (505, 40736302), (613, 33559270), (745, 27613198), (1010, 20368151), (1115, 18450074), (1226, 16779635), (1490, 13806599), (2230, 9225037), (3065, 6711854), (6130, 3355927), (15049, 1366990), (22523, 913370), (30098, 683495), (33227, 619130), (45046, 456685), (61913, 332270), (66454, 309565), (75245, 273398), (91337, 225230), (112615, 182674), (123826, 166135), (136699, 150490)]