199179890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{4657}}^1$

素因数の和:4731

約数の個数: 64

約数和(自身を含む): 450745344

約数和(自身を除く): 251565454

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 47, 65, 70, 91, 94, 130, 182, 235, 329, 455, 470, 611, 658, 910, 1222, 1645, 3055, 3290, 4277, 4657, 6110, 8554, 9314, 21385, 23285, 32599, 42770, 46570, 60541, 65198, 121082, 162995, 218879, 302705, 325990, 423787, 437758, 605410, 847574, 1094395, 1532153, 2118935, 2188790, 2845427, 3064306, 4237870, 5690854, 7660765, 14227135, 15321530, 19917989, 28454270, 39835978, 99589945, 199179890]

約数ペア:

[(1, 199179890), (2, 99589945), (5, 39835978), (7, 28454270), (10, 19917989), (13, 15321530), (14, 14227135), (26, 7660765), (35, 5690854), (47, 4237870), (65, 3064306), (70, 2845427), (91, 2188790), (94, 2118935), (130, 1532153), (182, 1094395), (235, 847574), (329, 605410), (455, 437758), (470, 423787), (611, 325990), (658, 302705), (910, 218879), (1222, 162995), (1645, 121082), (3055, 65198), (3290, 60541), (4277, 46570), (4657, 42770), (6110, 32599), (8554, 23285), (9314, 21385)]