87507140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{89293}}^1$

素因数の和:89316

約数の個数: 36

約数和(自身を含む): 213769836

約数和(自身を除く): 126262696

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 89293, 178586, 357172, 446465, 625051, 892930, 1250102, 1785860, 2500204, 3125255, 4375357, 6250510, 8750714, 12501020, 17501428, 21876785, 43753570, 87507140]

約数ペア:

[(1, 87507140), (2, 43753570), (4, 21876785), (5, 17501428), (7, 12501020), (10, 8750714), (14, 6250510), (20, 4375357), (28, 3125255), (35, 2500204), (49, 1785860), (70, 1250102), (98, 892930), (140, 625051), (196, 446465), (245, 357172), (490, 178586), (980, 89293)]