81302102

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1$

素因数の和:285

約数の個数: 64

約数和(自身を含む): 155796480

約数和(自身を除く): 74494378

約数列:

[1, 2, 7, 14, 19, 23, 38, 46, 97, 133, 137, 161, 194, 266, 274, 322, 437, 679, 874, 959, 1358, 1843, 1918, 2231, 2603, 3059, 3151, 3686, 4462, 5206, 6118, 6302, 12901, 13289, 15617, 18221, 22057, 25802, 26578, 31234, 36442, 42389, 44114, 59869, 84778, 93023, 119738, 186046, 252491, 296723, 305647, 419083, 504982, 593446, 611294, 838166, 1767437, 2139529, 3534874, 4279058, 5807293, 11614586, 40651051, 81302102]

約数ペア:

[(1, 81302102), (2, 40651051), (7, 11614586), (14, 5807293), (19, 4279058), (23, 3534874), (38, 2139529), (46, 1767437), (97, 838166), (133, 611294), (137, 593446), (161, 504982), (194, 419083), (266, 305647), (274, 296723), (322, 252491), (437, 186046), (679, 119738), (874, 93023), (959, 84778), (1358, 59869), (1843, 44114), (1918, 42389), (2231, 36442), (2603, 31234), (3059, 26578), (3151, 25802), (3686, 22057), (4462, 18221), (5206, 15617), (6118, 13289), (6302, 12901)]