25081004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{7907}}^1$

素因数の和:7985

約数の個数: 24

約数和(自身を含む): 48049008

約数和(自身を除く): 22968004

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 793, 1586, 3172, 7907, 15814, 31628, 102791, 205582, 411164, 482327, 964654, 1929308, 6270251, 12540502, 25081004]

約数ペア:

[(1, 25081004), (2, 12540502), (4, 6270251), (13, 1929308), (26, 964654), (52, 482327), (61, 411164), (122, 205582), (244, 102791), (793, 31628), (1586, 15814), (3172, 7907)]