28775125

素因数分解:

$5^3\times {\mathrm{211}}^1\times {\mathrm{1091}}^1$

素因数の和:1317

約数の個数: 16

約数和(自身を含む): 36114624

約数和(自身を除く): 7339499

約数列:

[1, 5, 25, 125, 211, 1055, 1091, 5275, 5455, 26375, 27275, 136375, 230201, 1151005, 5755025, 28775125]

約数ペア:

[(1, 28775125), (5, 5755025), (25, 1151005), (125, 230201), (211, 136375), (1055, 27275), (1091, 26375), (5275, 5455)]