405087125

素因数分解:

$5^3\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{191}}^1$

素因数の和:291

約数の個数: 48

約数和(自身を含む): 547762176

約数和(自身を除く): 142675051

約数列:

[1, 5, 19, 25, 47, 95, 125, 191, 235, 361, 475, 893, 955, 1175, 1805, 2375, 3629, 4465, 4775, 5875, 8977, 9025, 16967, 18145, 22325, 23875, 44885, 45125, 68951, 84835, 90725, 111625, 170563, 224425, 344755, 424175, 453625, 852815, 1122125, 1723775, 2120875, 3240697, 4264075, 8618875, 16203485, 21320375, 81017425, 405087125]

約数ペア:

[(1, 405087125), (5, 81017425), (19, 21320375), (25, 16203485), (47, 8618875), (95, 4264075), (125, 3240697), (191, 2120875), (235, 1723775), (361, 1122125), (475, 852815), (893, 453625), (955, 424175), (1175, 344755), (1805, 224425), (2375, 170563), (3629, 111625), (4465, 90725), (4775, 84835), (5875, 68951), (8977, 45125), (9025, 44885), (16967, 23875), (18145, 22325)]