65854075

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:308

約数の個数: 48

約数和(自身を含む): 98406400

約数和(自身を除く): 32552325

約数列:

[1, 5, 7, 25, 31, 35, 61, 155, 175, 199, 217, 305, 427, 775, 995, 1085, 1393, 1525, 1891, 2135, 4975, 5425, 6169, 6965, 9455, 10675, 12139, 13237, 30845, 34825, 43183, 47275, 60695, 66185, 84973, 154225, 215915, 303475, 330925, 376309, 424865, 1079575, 1881545, 2124325, 2634163, 9407725, 13170815, 65854075]

約数ペア:

[(1, 65854075), (5, 13170815), (7, 9407725), (25, 2634163), (31, 2124325), (35, 1881545), (61, 1079575), (155, 424865), (175, 376309), (199, 330925), (217, 303475), (305, 215915), (427, 154225), (775, 84973), (995, 66185), (1085, 60695), (1393, 47275), (1525, 43183), (1891, 34825), (2135, 30845), (4975, 13237), (5425, 12139), (6169, 10675), (6965, 9455)]