68714975

素因数分解:

$5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 102035136

約数和(自身を除く): 33320161

約数列:

[1, 5, 7, 25, 35, 41, 61, 157, 175, 205, 287, 305, 427, 785, 1025, 1099, 1435, 1525, 2135, 2501, 3925, 5495, 6437, 7175, 9577, 10675, 12505, 17507, 27475, 32185, 45059, 47885, 62525, 67039, 87535, 160925, 225295, 239425, 335195, 392657, 437675, 1126475, 1675975, 1963285, 2748599, 9816425, 13742995, 68714975]

約数ペア:

[(1, 68714975), (5, 13742995), (7, 9816425), (25, 2748599), (35, 1963285), (41, 1675975), (61, 1126475), (157, 437675), (175, 392657), (205, 335195), (287, 239425), (305, 225295), (427, 160925), (785, 87535), (1025, 67039), (1099, 62525), (1435, 47885), (1525, 45059), (2135, 32185), (2501, 27475), (3925, 17507), (5495, 12505), (6437, 10675), (7175, 9577)]