81451744

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1553}}^1$

素因数の和:1723

約数の個数: 48

約数和(自身を含む): 176223600

約数和(自身を除く): 94771856

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 149, 176, 298, 352, 596, 1192, 1553, 1639, 2384, 3106, 3278, 4768, 6212, 6556, 12424, 13112, 17083, 24848, 26224, 34166, 49696, 52448, 68332, 136664, 231397, 273328, 462794, 546656, 925588, 1851176, 2545367, 3702352, 5090734, 7404704, 10181468, 20362936, 40725872, 81451744]

約数ペア:

[(1, 81451744), (2, 40725872), (4, 20362936), (8, 10181468), (11, 7404704), (16, 5090734), (22, 3702352), (32, 2545367), (44, 1851176), (88, 925588), (149, 546656), (176, 462794), (298, 273328), (352, 231397), (596, 136664), (1192, 68332), (1553, 52448), (1639, 49696), (2384, 34166), (3106, 26224), (3278, 24848), (4768, 17083), (6212, 13112), (6556, 12424)]