26654920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{16253}}^1$

素因数の和:16305

約数の個数: 32

約数和(自身を含む): 61440120

約数和(自身を除く): 34785200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 16253, 32506, 65012, 81265, 130024, 162530, 325060, 650120, 666373, 1332746, 2665492, 3331865, 5330984, 6663730, 13327460, 26654920]

約数ペア:

[(1, 26654920), (2, 13327460), (4, 6663730), (5, 5330984), (8, 3331865), (10, 2665492), (20, 1332746), (40, 666373), (41, 650120), (82, 325060), (164, 162530), (205, 130024), (328, 81265), (410, 65012), (820, 32506), (1640, 16253)]