84999560

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{51829}}^1$

素因数の和:51881

約数の個数: 32

約数和(自身を含む): 195917400

約数和(自身を除く): 110917840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 51829, 103658, 207316, 259145, 414632, 518290, 1036580, 2073160, 2124989, 4249978, 8499956, 10624945, 16999912, 21249890, 42499780, 84999560]

約数ペア:

[(1, 84999560), (2, 42499780), (4, 21249890), (5, 16999912), (8, 10624945), (10, 8499956), (20, 4249978), (40, 2124989), (41, 2073160), (82, 1036580), (164, 518290), (205, 414632), (328, 259145), (410, 207316), (820, 103658), (1640, 51829)]