81995424

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{17431}}^1$

素因数の和:17458

約数の個数: 72

約数和(自身を含む): 250393248

約数和(自身を除く): 168397824

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 84, 96, 98, 112, 147, 168, 196, 224, 294, 336, 392, 588, 672, 784, 1176, 1568, 2352, 4704, 17431, 34862, 52293, 69724, 104586, 122017, 139448, 209172, 244034, 278896, 366051, 418344, 488068, 557792, 732102, 836688, 854119, 976136, 1464204, 1673376, 1708238, 1952272, 2562357, 2928408, 3416476, 3904544, 5124714, 5856816, 6832952, 10249428, 11713632, 13665904, 20498856, 27331808, 40997712, 81995424]

約数ペア:

[(1, 81995424), (2, 40997712), (3, 27331808), (4, 20498856), (6, 13665904), (7, 11713632), (8, 10249428), (12, 6832952), (14, 5856816), (16, 5124714), (21, 3904544), (24, 3416476), (28, 2928408), (32, 2562357), (42, 1952272), (48, 1708238), (49, 1673376), (56, 1464204), (84, 976136), (96, 854119), (98, 836688), (112, 732102), (147, 557792), (168, 488068), (196, 418344), (224, 366051), (294, 278896), (336, 244034), (392, 209172), (588, 139448), (672, 122017), (784, 104586), (1176, 69724), (1568, 52293), (2352, 34862), (4704, 17431)]