164170295

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 210124800

約数和(自身を除く): 45954505

約数列:

[1, 5, 37, 47, 79, 185, 235, 239, 395, 1195, 1739, 2923, 3713, 8695, 8843, 11233, 14615, 18565, 18881, 44215, 56165, 94405, 137381, 415621, 686905, 698597, 887407, 2078105, 3492985, 4437035, 32834059, 164170295]

約数ペア:

[(1, 164170295), (5, 32834059), (37, 4437035), (47, 3492985), (79, 2078105), (185, 887407), (235, 698597), (239, 686905), (395, 415621), (1195, 137381), (1739, 94405), (2923, 56165), (3713, 44215), (8695, 18881), (8843, 18565), (11233, 14615)]