73185920

素因数分解:

$2^7\times 5^1\times {\mathrm{173}}^1\times {\mathrm{661}}^1$

素因数の和:853

約数の個数: 64

約数和(自身を含む): 176237640

約数和(自身を除く): 103051720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 173, 320, 346, 640, 661, 692, 865, 1322, 1384, 1730, 2644, 2768, 3305, 3460, 5288, 5536, 6610, 6920, 10576, 11072, 13220, 13840, 21152, 22144, 26440, 27680, 42304, 52880, 55360, 84608, 105760, 110720, 114353, 211520, 228706, 423040, 457412, 571765, 914824, 1143530, 1829648, 2287060, 3659296, 4574120, 7318592, 9148240, 14637184, 18296480, 36592960, 73185920]

約数ペア:

[(1, 73185920), (2, 36592960), (4, 18296480), (5, 14637184), (8, 9148240), (10, 7318592), (16, 4574120), (20, 3659296), (32, 2287060), (40, 1829648), (64, 1143530), (80, 914824), (128, 571765), (160, 457412), (173, 423040), (320, 228706), (346, 211520), (640, 114353), (661, 110720), (692, 105760), (865, 84608), (1322, 55360), (1384, 52880), (1730, 42304), (2644, 27680), (2768, 26440), (3305, 22144), (3460, 21152), (5288, 13840), (5536, 13220), (6610, 11072), (6920, 10576)]