25764640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{14639}}^1$

素因数の和:14665

約数の個数: 48

約数和(自身を含む): 66407040

約数和(自身を除く): 40642400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 14639, 29278, 58556, 73195, 117112, 146390, 161029, 234224, 292780, 322058, 468448, 585560, 644116, 805145, 1171120, 1288232, 1610290, 2342240, 2576464, 3220580, 5152928, 6441160, 12882320, 25764640]

約数ペア:

[(1, 25764640), (2, 12882320), (4, 6441160), (5, 5152928), (8, 3220580), (10, 2576464), (11, 2342240), (16, 1610290), (20, 1288232), (22, 1171120), (32, 805145), (40, 644116), (44, 585560), (55, 468448), (80, 322058), (88, 292780), (110, 234224), (160, 161029), (176, 146390), (220, 117112), (352, 73195), (440, 58556), (880, 29278), (1760, 14639)]