25812165

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^2$

素因数の和:162

約数の個数: 48

約数和(自身を含む): 45501120

約数和(自身を除く): 19688955

約数列:

[1, 3, 5, 15, 19, 41, 47, 57, 95, 123, 141, 205, 235, 285, 615, 705, 779, 893, 1927, 2209, 2337, 2679, 3895, 4465, 5781, 6627, 9635, 11045, 11685, 13395, 28905, 33135, 36613, 41971, 90569, 109839, 125913, 183065, 209855, 271707, 452845, 549195, 629565, 1358535, 1720811, 5162433, 8604055, 25812165]

約数ペア:

[(1, 25812165), (3, 8604055), (5, 5162433), (15, 1720811), (19, 1358535), (41, 629565), (47, 549195), (57, 452845), (95, 271707), (123, 209855), (141, 183065), (205, 125913), (235, 109839), (285, 90569), (615, 41971), (705, 36613), (779, 33135), (893, 28905), (1927, 13395), (2209, 11685), (2337, 11045), (2679, 9635), (3895, 6627), (4465, 5781)]