80332160

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4049}}^1$

素因数の和:4099

約数の個数: 64

約数和(自身を含む): 198288000

約数和(自身を除く): 117955840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4049, 4960, 8098, 9920, 16196, 19840, 20245, 32392, 40490, 64784, 80980, 125519, 129568, 161960, 251038, 259136, 323920, 502076, 518272, 627595, 647840, 1004152, 1255190, 1295680, 2008304, 2510380, 2591360, 4016608, 5020760, 8033216, 10041520, 16066432, 20083040, 40166080, 80332160]

約数ペア:

[(1, 80332160), (2, 40166080), (4, 20083040), (5, 16066432), (8, 10041520), (10, 8033216), (16, 5020760), (20, 4016608), (31, 2591360), (32, 2510380), (40, 2008304), (62, 1295680), (64, 1255190), (80, 1004152), (124, 647840), (128, 627595), (155, 518272), (160, 502076), (248, 323920), (310, 259136), (320, 251038), (496, 161960), (620, 129568), (640, 125519), (992, 80980), (1240, 64784), (1984, 40490), (2480, 32392), (3968, 20245), (4049, 19840), (4960, 16196), (8098, 9920)]