26157040040

素因数分解:

$2^3\times 5^1\times {\mathrm{9109}}^1\times {\mathrm{71789}}^1$

素因数の和:80909

約数の個数: 32

約数和(自身を含む): 58860621000

約数和(自身を除く): 32703580960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 9109, 18218, 36436, 45545, 71789, 72872, 91090, 143578, 182180, 287156, 358945, 364360, 574312, 717890, 1435780, 2871560, 653926001, 1307852002, 2615704004, 3269630005, 5231408008, 6539260010, 13078520020, 26157040040]

約数ペア:

[(1, 26157040040), (2, 13078520020), (4, 6539260010), (5, 5231408008), (8, 3269630005), (10, 2615704004), (20, 1307852002), (40, 653926001), (9109, 2871560), (18218, 1435780), (36436, 717890), (45545, 574312), (71789, 364360), (72872, 358945), (91090, 287156), (143578, 182180)]