81095880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{6967}}^1$

素因数の和:7078

約数の個数: 64

約数和(自身を含む): 245831040

約数和(自身を除く): 164735160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 194, 291, 388, 485, 582, 776, 970, 1164, 1455, 1940, 2328, 2910, 3880, 5820, 6967, 11640, 13934, 20901, 27868, 34835, 41802, 55736, 69670, 83604, 104505, 139340, 167208, 209010, 278680, 418020, 675799, 836040, 1351598, 2027397, 2703196, 3378995, 4054794, 5406392, 6757990, 8109588, 10136985, 13515980, 16219176, 20273970, 27031960, 40547940, 81095880]

約数ペア:

[(1, 81095880), (2, 40547940), (3, 27031960), (4, 20273970), (5, 16219176), (6, 13515980), (8, 10136985), (10, 8109588), (12, 6757990), (15, 5406392), (20, 4054794), (24, 3378995), (30, 2703196), (40, 2027397), (60, 1351598), (97, 836040), (120, 675799), (194, 418020), (291, 278680), (388, 209010), (485, 167208), (582, 139340), (776, 104505), (970, 83604), (1164, 69670), (1455, 55736), (1940, 41802), (2328, 34835), (2910, 27868), (3880, 20901), (5820, 13934), (6967, 11640)]