55195425

素因数分解:

$3^4\times 5^2\times {\mathrm{97}}^1\times {\mathrm{281}}^1$

素因数の和:400

約数の個数: 60

約数和(自身を含む): 103662636

約数和(自身を除く): 48467211

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 97, 135, 225, 281, 291, 405, 485, 675, 843, 873, 1405, 1455, 2025, 2425, 2529, 2619, 4215, 4365, 7025, 7275, 7587, 7857, 12645, 13095, 21075, 21825, 22761, 27257, 37935, 39285, 63225, 65475, 81771, 113805, 136285, 189675, 196425, 245313, 408855, 569025, 681425, 735939, 1226565, 2044275, 2207817, 3679695, 6132825, 11039085, 18398475, 55195425]

約数ペア:

[(1, 55195425), (3, 18398475), (5, 11039085), (9, 6132825), (15, 3679695), (25, 2207817), (27, 2044275), (45, 1226565), (75, 735939), (81, 681425), (97, 569025), (135, 408855), (225, 245313), (281, 196425), (291, 189675), (405, 136285), (485, 113805), (675, 81771), (843, 65475), (873, 63225), (1405, 39285), (1455, 37935), (2025, 27257), (2425, 22761), (2529, 21825), (2619, 21075), (4215, 13095), (4365, 12645), (7025, 7857), (7275, 7587)]