72701865

素因数分解:

$3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 129729600

約数和(自身を除く): 57027735

約数列:

[1, 3, 5, 9, 15, 45, 59, 139, 177, 197, 295, 417, 531, 591, 695, 885, 985, 1251, 1773, 2085, 2655, 2955, 6255, 8201, 8865, 11623, 24603, 27383, 34869, 41005, 58115, 73809, 82149, 104607, 123015, 136915, 174345, 246447, 369045, 410745, 523035, 1232235, 1615597, 4846791, 8077985, 14540373, 24233955, 72701865]

約数ペア:

[(1, 72701865), (3, 24233955), (5, 14540373), (9, 8077985), (15, 4846791), (45, 1615597), (59, 1232235), (139, 523035), (177, 410745), (197, 369045), (295, 246447), (417, 174345), (531, 136915), (591, 123015), (695, 104607), (885, 82149), (985, 73809), (1251, 58115), (1773, 41005), (2085, 34869), (2655, 27383), (2955, 24603), (6255, 11623), (8201, 8865)]