26615560

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{16229}}^1$

素因数の和:16281

約数の個数: 32

約数和(自身を含む): 61349400

約数和(自身を除く): 34733840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 16229, 32458, 64916, 81145, 129832, 162290, 324580, 649160, 665389, 1330778, 2661556, 3326945, 5323112, 6653890, 13307780, 26615560]

約数ペア:

[(1, 26615560), (2, 13307780), (4, 6653890), (5, 5323112), (8, 3326945), (10, 2661556), (20, 1330778), (40, 665389), (41, 649160), (82, 324580), (164, 162290), (205, 129832), (328, 81145), (410, 64916), (820, 32458), (1640, 16229)]