51881000

素因数分解:

$2^3\times 5^3\times {\mathrm{29}}^1\times {\mathrm{1789}}^1$

素因数の和:1839

約数の個数: 64

約数和(自身を含む): 125658000

約数和(自身を除く): 73777000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 50, 58, 100, 116, 125, 145, 200, 232, 250, 290, 500, 580, 725, 1000, 1160, 1450, 1789, 2900, 3578, 3625, 5800, 7156, 7250, 8945, 14312, 14500, 17890, 29000, 35780, 44725, 51881, 71560, 89450, 103762, 178900, 207524, 223625, 259405, 357800, 415048, 447250, 518810, 894500, 1037620, 1297025, 1789000, 2075240, 2594050, 5188100, 6485125, 10376200, 12970250, 25940500, 51881000]

約数ペア:

[(1, 51881000), (2, 25940500), (4, 12970250), (5, 10376200), (8, 6485125), (10, 5188100), (20, 2594050), (25, 2075240), (29, 1789000), (40, 1297025), (50, 1037620), (58, 894500), (100, 518810), (116, 447250), (125, 415048), (145, 357800), (200, 259405), (232, 223625), (250, 207524), (290, 178900), (500, 103762), (580, 89450), (725, 71560), (1000, 51881), (1160, 44725), (1450, 35780), (1789, 29000), (2900, 17890), (3578, 14500), (3625, 14312), (5800, 8945), (7156, 7250)]