33668680

素因数分解:

$2^3\times 5^1\times {\mathrm{653}}^1\times {\mathrm{1289}}^1$

素因数の和:1953

約数の個数: 32

約数和(自身を含む): 75929400

約数和(自身を除く): 42260720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 653, 1289, 1306, 2578, 2612, 3265, 5156, 5224, 6445, 6530, 10312, 12890, 13060, 25780, 26120, 51560, 841717, 1683434, 3366868, 4208585, 6733736, 8417170, 16834340, 33668680]

約数ペア:

[(1, 33668680), (2, 16834340), (4, 8417170), (5, 6733736), (8, 4208585), (10, 3366868), (20, 1683434), (40, 841717), (653, 51560), (1289, 26120), (1306, 25780), (2578, 13060), (2612, 12890), (3265, 10312), (5156, 6530), (5224, 6445)]