90250004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{4973}}^1$

素因数の和:5339

約数の個数: 24

約数和(自身を含む): 170608200

約数和(自身を除く): 80358196

約数列:

[1, 2, 4, 13, 26, 52, 349, 698, 1396, 4537, 4973, 9074, 9946, 18148, 19892, 64649, 129298, 258596, 1735577, 3471154, 6942308, 22562501, 45125002, 90250004]

約数ペア:

[(1, 90250004), (2, 45125002), (4, 22562501), (13, 6942308), (26, 3471154), (52, 1735577), (349, 258596), (698, 129298), (1396, 64649), (4537, 19892), (4973, 18148), (9074, 9946)]