164031028

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2591}}^1$

素因数の和:2645

約数の個数: 72

約数和(自身を含む): 372314880

約数和(自身を除く): 208283852

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 49, 68, 76, 98, 119, 133, 196, 238, 266, 323, 476, 532, 646, 833, 931, 1292, 1666, 1862, 2261, 2591, 3332, 3724, 4522, 5182, 9044, 10364, 15827, 18137, 31654, 36274, 44047, 49229, 63308, 72548, 88094, 98458, 126959, 176188, 196916, 253918, 308329, 344603, 507836, 616658, 689206, 836893, 1233316, 1378412, 1673786, 2158303, 2412221, 3347572, 4316606, 4824442, 5858251, 8633212, 9648884, 11716502, 23433004, 41007757, 82015514, 164031028]

約数ペア:

[(1, 164031028), (2, 82015514), (4, 41007757), (7, 23433004), (14, 11716502), (17, 9648884), (19, 8633212), (28, 5858251), (34, 4824442), (38, 4316606), (49, 3347572), (68, 2412221), (76, 2158303), (98, 1673786), (119, 1378412), (133, 1233316), (196, 836893), (238, 689206), (266, 616658), (323, 507836), (476, 344603), (532, 308329), (646, 253918), (833, 196916), (931, 176188), (1292, 126959), (1666, 98458), (1862, 88094), (2261, 72548), (2591, 63308), (3332, 49229), (3724, 44047), (4522, 36274), (5182, 31654), (9044, 18137), (10364, 15827)]