90755590

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{10163}}^1$

素因数の和:10236

約数の個数: 32

約数和(自身を含む): 175633920

約数和(自身を除く): 84878330

約数列:

[1, 2, 5, 10, 19, 38, 47, 94, 95, 190, 235, 470, 893, 1786, 4465, 8930, 10163, 20326, 50815, 101630, 193097, 386194, 477661, 955322, 965485, 1930970, 2388305, 4776610, 9075559, 18151118, 45377795, 90755590]

約数ペア:

[(1, 90755590), (2, 45377795), (5, 18151118), (10, 9075559), (19, 4776610), (38, 2388305), (47, 1930970), (94, 965485), (95, 955322), (190, 477661), (235, 386194), (470, 193097), (893, 101630), (1786, 50815), (4465, 20326), (8930, 10163)]