161749755

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{5113}}^1$

素因数の和:5180

約数の個数: 48

約数和(自身を含む): 303157920

約数和(自身を除く): 141408165

約数列:

[1, 3, 5, 9, 15, 19, 37, 45, 57, 95, 111, 171, 185, 285, 333, 555, 703, 855, 1665, 2109, 3515, 5113, 6327, 10545, 15339, 25565, 31635, 46017, 76695, 97147, 189181, 230085, 291441, 485735, 567543, 874323, 945905, 1457205, 1702629, 2837715, 3594439, 4371615, 8513145, 10783317, 17972195, 32349951, 53916585, 161749755]

約数ペア:

[(1, 161749755), (3, 53916585), (5, 32349951), (9, 17972195), (15, 10783317), (19, 8513145), (37, 4371615), (45, 3594439), (57, 2837715), (95, 1702629), (111, 1457205), (171, 945905), (185, 874323), (285, 567543), (333, 485735), (555, 291441), (703, 230085), (855, 189181), (1665, 97147), (2109, 76695), (3515, 46017), (5113, 31635), (6327, 25565), (10545, 15339)]