31508224

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:261

約数の個数: 72

約数和(自身を含む): 70051968

約数和(自身を除く): 38543744

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 67, 88, 128, 134, 167, 176, 256, 268, 334, 352, 536, 668, 704, 737, 1072, 1336, 1408, 1474, 1837, 2144, 2672, 2816, 2948, 3674, 4288, 5344, 5896, 7348, 8576, 10688, 11189, 11792, 14696, 17152, 21376, 22378, 23584, 29392, 42752, 44756, 47168, 58784, 89512, 94336, 117568, 123079, 179024, 188672, 235136, 246158, 358048, 470272, 492316, 716096, 984632, 1432192, 1969264, 2864384, 3938528, 7877056, 15754112, 31508224]

約数ペア:

[(1, 31508224), (2, 15754112), (4, 7877056), (8, 3938528), (11, 2864384), (16, 1969264), (22, 1432192), (32, 984632), (44, 716096), (64, 492316), (67, 470272), (88, 358048), (128, 246158), (134, 235136), (167, 188672), (176, 179024), (256, 123079), (268, 117568), (334, 94336), (352, 89512), (536, 58784), (668, 47168), (704, 44756), (737, 42752), (1072, 29392), (1336, 23584), (1408, 22378), (1474, 21376), (1837, 17152), (2144, 14696), (2672, 11792), (2816, 11189), (2948, 10688), (3674, 8576), (4288, 7348), (5344, 5896)]