55320975

素因数分解:

$3^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{1607}}^1$

素因数の和:1646

約数の個数: 60

約数和(自身を含む): 108568944

約数和(自身を除く): 53247969

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 45, 51, 75, 81, 85, 135, 153, 225, 255, 405, 425, 459, 675, 765, 1275, 1377, 1607, 2025, 2295, 3825, 4821, 6885, 8035, 11475, 14463, 24105, 27319, 34425, 40175, 43389, 72315, 81957, 120525, 130167, 136595, 216945, 245871, 361575, 409785, 650835, 682975, 737613, 1084725, 1229355, 2048925, 2212839, 3254175, 3688065, 6146775, 11064195, 18440325, 55320975]

約数ペア:

[(1, 55320975), (3, 18440325), (5, 11064195), (9, 6146775), (15, 3688065), (17, 3254175), (25, 2212839), (27, 2048925), (45, 1229355), (51, 1084725), (75, 737613), (81, 682975), (85, 650835), (135, 409785), (153, 361575), (225, 245871), (255, 216945), (405, 136595), (425, 130167), (459, 120525), (675, 81957), (765, 72315), (1275, 43389), (1377, 40175), (1607, 34425), (2025, 27319), (2295, 24105), (3825, 14463), (4821, 11475), (6885, 8035)]