81800208

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{11593}}^1$

素因数の和:11621

約数の個数: 90

約数和(自身を含む): 266325774

約数和(自身を除く): 184525566

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 252, 294, 336, 392, 441, 504, 588, 784, 882, 1008, 1176, 1764, 2352, 3528, 7056, 11593, 23186, 34779, 46372, 69558, 81151, 92744, 104337, 139116, 162302, 185488, 208674, 243453, 278232, 324604, 417348, 486906, 556464, 568057, 649208, 730359, 834696, 973812, 1136114, 1298416, 1460718, 1669392, 1704171, 1947624, 2272228, 2921436, 3408342, 3895248, 4544456, 5112513, 5842872, 6816684, 9088912, 10225026, 11685744, 13633368, 20450052, 27266736, 40900104, 81800208]

約数ペア:

[(1, 81800208), (2, 40900104), (3, 27266736), (4, 20450052), (6, 13633368), (7, 11685744), (8, 10225026), (9, 9088912), (12, 6816684), (14, 5842872), (16, 5112513), (18, 4544456), (21, 3895248), (24, 3408342), (28, 2921436), (36, 2272228), (42, 1947624), (48, 1704171), (49, 1669392), (56, 1460718), (63, 1298416), (72, 1136114), (84, 973812), (98, 834696), (112, 730359), (126, 649208), (144, 568057), (147, 556464), (168, 486906), (196, 417348), (252, 324604), (294, 278232), (336, 243453), (392, 208674), (441, 185488), (504, 162302), (588, 139116), (784, 104337), (882, 92744), (1008, 81151), (1176, 69558), (1764, 46372), (2352, 34779), (3528, 23186), (7056, 11593)]