1816543360

素因数分解:

$2^7\times 5^1\times {\mathrm{701}}^1\times {\mathrm{4049}}^1$

素因数の和:4769

約数の個数: 64

約数和(自身を含む): 4349943000

約数和(自身を除く): 2533399640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 701, 1402, 2804, 3505, 4049, 5608, 7010, 8098, 11216, 14020, 16196, 20245, 22432, 28040, 32392, 40490, 44864, 56080, 64784, 80980, 89728, 112160, 129568, 161960, 224320, 259136, 323920, 448640, 518272, 647840, 1295680, 2591360, 2838349, 5676698, 11353396, 14191745, 22706792, 28383490, 45413584, 56766980, 90827168, 113533960, 181654336, 227067920, 363308672, 454135840, 908271680, 1816543360]

約数ペア:

[(1, 1816543360), (2, 908271680), (4, 454135840), (5, 363308672), (8, 227067920), (10, 181654336), (16, 113533960), (20, 90827168), (32, 56766980), (40, 45413584), (64, 28383490), (80, 22706792), (128, 14191745), (160, 11353396), (320, 5676698), (640, 2838349), (701, 2591360), (1402, 1295680), (2804, 647840), (3505, 518272), (4049, 448640), (5608, 323920), (7010, 259136), (8098, 224320), (11216, 161960), (14020, 129568), (16196, 112160), (20245, 89728), (22432, 80980), (28040, 64784), (32392, 56080), (40490, 44864)]