54231920

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{8581}}^1$

素因数の和:8673

約数の個数: 40

約数和(自身を含む): 127700160

約数和(自身を除く): 73468240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 8581, 17162, 34324, 42905, 68648, 85810, 137296, 171620, 343240, 677899, 686480, 1355798, 2711596, 3389495, 5423192, 6778990, 10846384, 13557980, 27115960, 54231920]

約数ペア:

[(1, 54231920), (2, 27115960), (4, 13557980), (5, 10846384), (8, 6778990), (10, 5423192), (16, 3389495), (20, 2711596), (40, 1355798), (79, 686480), (80, 677899), (158, 343240), (316, 171620), (395, 137296), (632, 85810), (790, 68648), (1264, 42905), (1580, 34324), (3160, 17162), (6320, 8581)]