85207375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1999}}^1$

素因数の和:2056

約数の個数: 32

約数和(自身を含む): 119808000

約数和(自身を除く): 34600625

約数列:

[1, 5, 11, 25, 31, 55, 125, 155, 275, 341, 775, 1375, 1705, 1999, 3875, 8525, 9995, 21989, 42625, 49975, 61969, 109945, 249875, 309845, 549725, 681659, 1549225, 2748625, 3408295, 7746125, 17041475, 85207375]

約数ペア:

[(1, 85207375), (5, 17041475), (11, 7746125), (25, 3408295), (31, 2748625), (55, 1549225), (125, 681659), (155, 549725), (275, 309845), (341, 249875), (775, 109945), (1375, 61969), (1705, 49975), (1999, 42625), (3875, 21989), (8525, 9995)]