105442720

素因数分解:

$2^5\times 5^1\times {\mathrm{661}}^1\times {\mathrm{997}}^1$

素因数の和:1673

約数の個数: 48

約数和(自身を含む): 249735528

約数和(自身を除く): 144292808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 661, 997, 1322, 1994, 2644, 3305, 3988, 4985, 5288, 6610, 7976, 9970, 10576, 13220, 15952, 19940, 21152, 26440, 31904, 39880, 52880, 79760, 105760, 159520, 659017, 1318034, 2636068, 3295085, 5272136, 6590170, 10544272, 13180340, 21088544, 26360680, 52721360, 105442720]

約数ペア:

[(1, 105442720), (2, 52721360), (4, 26360680), (5, 21088544), (8, 13180340), (10, 10544272), (16, 6590170), (20, 5272136), (32, 3295085), (40, 2636068), (80, 1318034), (160, 659017), (661, 159520), (997, 105760), (1322, 79760), (1994, 52880), (2644, 39880), (3305, 31904), (3988, 26440), (4985, 21152), (5288, 19940), (6610, 15952), (7976, 13220), (9970, 10576)]