81021768

素因数分解:

$2^3\times 3^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{283}}^1$

素因数の和:522

約数の個数: 64

約数和(自身を含む): 207206400

約数和(自身を除く): 126184632

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 79, 151, 158, 237, 283, 302, 316, 453, 474, 566, 604, 632, 849, 906, 948, 1132, 1208, 1698, 1812, 1896, 2264, 3396, 3624, 6792, 11929, 22357, 23858, 35787, 42733, 44714, 47716, 67071, 71574, 85466, 89428, 95432, 128199, 134142, 143148, 170932, 178856, 256398, 268284, 286296, 341864, 512796, 536568, 1025592, 3375907, 6751814, 10127721, 13503628, 20255442, 27007256, 40510884, 81021768]

約数ペア:

[(1, 81021768), (2, 40510884), (3, 27007256), (4, 20255442), (6, 13503628), (8, 10127721), (12, 6751814), (24, 3375907), (79, 1025592), (151, 536568), (158, 512796), (237, 341864), (283, 286296), (302, 268284), (316, 256398), (453, 178856), (474, 170932), (566, 143148), (604, 134142), (632, 128199), (849, 95432), (906, 89428), (948, 85466), (1132, 71574), (1208, 67071), (1698, 47716), (1812, 44714), (1896, 42733), (2264, 35787), (3396, 23858), (3624, 22357), (6792, 11929)]