90800757

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:160

約数の個数: 80

約数和(自身を含む): 155561472

約数和(自身を除く): 64760715

約数列:

[1, 3, 9, 17, 23, 27, 47, 51, 61, 69, 81, 141, 153, 183, 207, 391, 423, 459, 549, 621, 799, 1037, 1081, 1173, 1269, 1377, 1403, 1647, 1863, 2397, 2867, 3111, 3243, 3519, 3807, 4209, 4941, 7191, 8601, 9333, 9729, 10557, 12627, 18377, 21573, 23851, 25803, 27999, 29187, 31671, 37881, 48739, 55131, 64719, 65941, 71553, 77409, 83997, 87561, 113643, 146217, 165393, 197823, 214659, 232227, 438651, 496179, 593469, 643977, 1120997, 1315953, 1488537, 1780407, 1931931, 3362991, 3947859, 5341221, 10088973, 30266919, 90800757]

約数ペア:

[(1, 90800757), (3, 30266919), (9, 10088973), (17, 5341221), (23, 3947859), (27, 3362991), (47, 1931931), (51, 1780407), (61, 1488537), (69, 1315953), (81, 1120997), (141, 643977), (153, 593469), (183, 496179), (207, 438651), (391, 232227), (423, 214659), (459, 197823), (549, 165393), (621, 146217), (799, 113643), (1037, 87561), (1081, 83997), (1173, 77409), (1269, 71553), (1377, 65941), (1403, 64719), (1647, 55131), (1863, 48739), (2397, 37881), (2867, 31671), (3111, 29187), (3243, 27999), (3519, 25803), (3807, 23851), (4209, 21573), (4941, 18377), (7191, 12627), (8601, 10557), (9333, 9729)]