195581920

素因数分解:

$2^5\times 5^1\times {\mathrm{641}}^1\times {\mathrm{1907}}^1$

素因数の和:2563

約数の個数: 48

約数和(自身を含む): 463025808

約数和(自身を除く): 267443888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 641, 1282, 1907, 2564, 3205, 3814, 5128, 6410, 7628, 9535, 10256, 12820, 15256, 19070, 20512, 25640, 30512, 38140, 51280, 61024, 76280, 102560, 152560, 305120, 1222387, 2444774, 4889548, 6111935, 9779096, 12223870, 19558192, 24447740, 39116384, 48895480, 97790960, 195581920]

約数ペア:

[(1, 195581920), (2, 97790960), (4, 48895480), (5, 39116384), (8, 24447740), (10, 19558192), (16, 12223870), (20, 9779096), (32, 6111935), (40, 4889548), (80, 2444774), (160, 1222387), (641, 305120), (1282, 152560), (1907, 102560), (2564, 76280), (3205, 61024), (3814, 51280), (5128, 38140), (6410, 30512), (7628, 25640), (9535, 20512), (10256, 19070), (12820, 15256)]