84077440

素因数分解:

$2^7\times 5^1\times {\mathrm{131371}}^1$

素因数の和:131390

約数の個数: 32

約数和(自身を含む): 200999160

約数和(自身を除く): 116921720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 131371, 262742, 525484, 656855, 1050968, 1313710, 2101936, 2627420, 4203872, 5254840, 8407744, 10509680, 16815488, 21019360, 42038720, 84077440]

約数ペア:

[(1, 84077440), (2, 42038720), (4, 21019360), (5, 16815488), (8, 10509680), (10, 8407744), (16, 5254840), (20, 4203872), (32, 2627420), (40, 2101936), (64, 1313710), (80, 1050968), (128, 656855), (160, 525484), (320, 262742), (640, 131371)]