51124425

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1999}}^1$

素因数の和:2054

約数の個数: 48

約数和(自身を含む): 95232000

約数和(自身を除く): 44107575

約数列:

[1, 3, 5, 11, 15, 25, 31, 33, 55, 75, 93, 155, 165, 275, 341, 465, 775, 825, 1023, 1705, 1999, 2325, 5115, 5997, 8525, 9995, 21989, 25575, 29985, 49975, 61969, 65967, 109945, 149925, 185907, 309845, 329835, 549725, 681659, 929535, 1549225, 1649175, 2044977, 3408295, 4647675, 10224885, 17041475, 51124425]

約数ペア:

[(1, 51124425), (3, 17041475), (5, 10224885), (11, 4647675), (15, 3408295), (25, 2044977), (31, 1649175), (33, 1549225), (55, 929535), (75, 681659), (93, 549725), (155, 329835), (165, 309845), (275, 185907), (341, 149925), (465, 109945), (775, 65967), (825, 61969), (1023, 49975), (1705, 29985), (1999, 25575), (2325, 21989), (5115, 9995), (5997, 8525)]