1900485125

素因数分解:

$5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{197453}}^1$

素因数の和:197486

約数の個数: 32

約数和(自身を含む): 2957071104

約数和(自身を除く): 1056585979

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 125, 175, 275, 385, 875, 1375, 1925, 9625, 197453, 987265, 1382171, 2171983, 4936325, 6910855, 10859915, 15203881, 24681625, 34554275, 54299575, 76019405, 172771375, 271497875, 380097025, 1900485125]

約数ペア:

[(1, 1900485125), (5, 380097025), (7, 271497875), (11, 172771375), (25, 76019405), (35, 54299575), (55, 34554275), (77, 24681625), (125, 15203881), (175, 10859915), (275, 6910855), (385, 4936325), (875, 2171983), (1375, 1382171), (1925, 987265), (9625, 197453)]