564850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1$

素因数の和:115

約数の個数: 48

約数和(自身を含む): 1249920

約数和(自身を除く): 685070

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 79, 110, 130, 143, 158, 275, 286, 325, 395, 550, 650, 715, 790, 869, 1027, 1430, 1738, 1975, 2054, 3575, 3950, 4345, 5135, 7150, 8690, 10270, 11297, 21725, 22594, 25675, 43450, 51350, 56485, 112970, 282425, 564850]

約数ペア:

[(1, 564850), (2, 282425), (5, 112970), (10, 56485), (11, 51350), (13, 43450), (22, 25675), (25, 22594), (26, 21725), (50, 11297), (55, 10270), (65, 8690), (79, 7150), (110, 5135), (130, 4345), (143, 3950), (158, 3575), (275, 2054), (286, 1975), (325, 1738), (395, 1430), (550, 1027), (650, 869), (715, 790)]