181171575

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2693}}^1$

素因数の和:2745

約数の個数: 72

約数和(自身を含む): 364789152

約数和(自身を除く): 183617577

約数列:

[1, 3, 5, 9, 13, 15, 23, 25, 39, 45, 65, 69, 75, 115, 117, 195, 207, 225, 299, 325, 345, 575, 585, 897, 975, 1035, 1495, 1725, 2691, 2693, 2925, 4485, 5175, 7475, 8079, 13455, 13465, 22425, 24237, 35009, 40395, 61939, 67275, 67325, 105027, 121185, 175045, 185817, 201975, 309695, 315081, 525135, 557451, 605925, 805207, 875225, 929085, 1548475, 1575405, 2415621, 2625675, 2787255, 4026035, 4645425, 7246863, 7877025, 12078105, 13936275, 20130175, 36234315, 60390525, 181171575]

約数ペア:

[(1, 181171575), (3, 60390525), (5, 36234315), (9, 20130175), (13, 13936275), (15, 12078105), (23, 7877025), (25, 7246863), (39, 4645425), (45, 4026035), (65, 2787255), (69, 2625675), (75, 2415621), (115, 1575405), (117, 1548475), (195, 929085), (207, 875225), (225, 805207), (299, 605925), (325, 557451), (345, 525135), (575, 315081), (585, 309695), (897, 201975), (975, 185817), (1035, 175045), (1495, 121185), (1725, 105027), (2691, 67325), (2693, 67275), (2925, 61939), (4485, 40395), (5175, 35009), (7475, 24237), (8079, 22425), (13455, 13465)]