128977424

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{1283}}^1$

素因数の和:1455

約数の個数: 40

約数和(自身を含む): 256656192

約数和(自身を除く): 127678768

約数列:

[1, 2, 4, 8, 16, 61, 103, 122, 206, 244, 412, 488, 824, 976, 1283, 1648, 2566, 5132, 6283, 10264, 12566, 20528, 25132, 50264, 78263, 100528, 132149, 156526, 264298, 313052, 528596, 626104, 1057192, 1252208, 2114384, 8061089, 16122178, 32244356, 64488712, 128977424]

約数ペア:

[(1, 128977424), (2, 64488712), (4, 32244356), (8, 16122178), (16, 8061089), (61, 2114384), (103, 1252208), (122, 1057192), (206, 626104), (244, 528596), (412, 313052), (488, 264298), (824, 156526), (976, 132149), (1283, 100528), (1648, 78263), (2566, 50264), (5132, 25132), (6283, 20528), (10264, 12566)]