87551840

素因数分解:

$2^5\times 5^1\times {\mathrm{173}}^1\times {\mathrm{3163}}^1$

素因数の和:3351

約数の個数: 48

約数和(自身を含む): 208102608

約数和(自身を除く): 120550768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 173, 346, 692, 865, 1384, 1730, 2768, 3163, 3460, 5536, 6326, 6920, 12652, 13840, 15815, 25304, 27680, 31630, 50608, 63260, 101216, 126520, 253040, 506080, 547199, 1094398, 2188796, 2735995, 4377592, 5471990, 8755184, 10943980, 17510368, 21887960, 43775920, 87551840]

約数ペア:

[(1, 87551840), (2, 43775920), (4, 21887960), (5, 17510368), (8, 10943980), (10, 8755184), (16, 5471990), (20, 4377592), (32, 2735995), (40, 2188796), (80, 1094398), (160, 547199), (173, 506080), (346, 253040), (692, 126520), (865, 101216), (1384, 63260), (1730, 50608), (2768, 31630), (3163, 27680), (3460, 25304), (5536, 15815), (6326, 13840), (6920, 12652)]