39995625

素因数分解:

$3^1\times 5^4\times {\mathrm{83}}^1\times {\mathrm{257}}^1$

素因数の和:363

約数の個数: 40

約数和(自身を含む): 67703328

約数和(自身を除く): 27707703

約数列:

[1, 3, 5, 15, 25, 75, 83, 125, 249, 257, 375, 415, 625, 771, 1245, 1285, 1875, 2075, 3855, 6225, 6425, 10375, 19275, 21331, 31125, 32125, 51875, 63993, 96375, 106655, 155625, 160625, 319965, 481875, 533275, 1599825, 2666375, 7999125, 13331875, 39995625]

約数ペア:

[(1, 39995625), (3, 13331875), (5, 7999125), (15, 2666375), (25, 1599825), (75, 533275), (83, 481875), (125, 319965), (249, 160625), (257, 155625), (375, 106655), (415, 96375), (625, 63993), (771, 51875), (1245, 32125), (1285, 31125), (1875, 21331), (2075, 19275), (3855, 10375), (6225, 6425)]