996988850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139439}}^1$

素因数の和:139475

約数の個数: 48

約数和(自身を含む): 2178610560

約数和(自身を除く): 1181621710

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 130, 143, 275, 286, 325, 550, 650, 715, 1430, 3575, 7150, 139439, 278878, 697195, 1394390, 1533829, 1812707, 3067658, 3485975, 3625414, 6971950, 7669145, 9063535, 15338290, 18127070, 19939777, 38345725, 39879554, 45317675, 76691450, 90635350, 99698885, 199397770, 498494425, 996988850]

約数ペア:

[(1, 996988850), (2, 498494425), (5, 199397770), (10, 99698885), (11, 90635350), (13, 76691450), (22, 45317675), (25, 39879554), (26, 38345725), (50, 19939777), (55, 18127070), (65, 15338290), (110, 9063535), (130, 7669145), (143, 6971950), (275, 3625414), (286, 3485975), (325, 3067658), (550, 1812707), (650, 1533829), (715, 1394390), (1430, 697195), (3575, 278878), (7150, 139439)]