25970226

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:239

約数の個数: 64

約数和(自身を含む): 57784320

約数和(自身を除く): 31814094

約数列:

[1, 2, 3, 6, 19, 37, 38, 47, 57, 74, 94, 111, 114, 131, 141, 222, 262, 282, 393, 703, 786, 893, 1406, 1739, 1786, 2109, 2489, 2679, 3478, 4218, 4847, 4978, 5217, 5358, 6157, 7467, 9694, 10434, 12314, 14541, 14934, 18471, 29082, 33041, 36942, 66082, 92093, 99123, 116983, 184186, 198246, 227809, 233966, 276279, 350949, 455618, 552558, 683427, 701898, 1366854, 4328371, 8656742, 12985113, 25970226]

約数ペア:

[(1, 25970226), (2, 12985113), (3, 8656742), (6, 4328371), (19, 1366854), (37, 701898), (38, 683427), (47, 552558), (57, 455618), (74, 350949), (94, 276279), (111, 233966), (114, 227809), (131, 198246), (141, 184186), (222, 116983), (262, 99123), (282, 92093), (393, 66082), (703, 36942), (786, 33041), (893, 29082), (1406, 18471), (1739, 14934), (1786, 14541), (2109, 12314), (2489, 10434), (2679, 9694), (3478, 7467), (4218, 6157), (4847, 5358), (4978, 5217)]