74542275

素因数分解:

$3^4\times 5^2\times {\mathrm{131}}^1\times {\mathrm{281}}^1$

素因数の和:434

約数の個数: 60

約数和(自身を含む): 139627224

約数和(自身を除く): 65084949

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 131, 135, 225, 281, 393, 405, 655, 675, 843, 1179, 1405, 1965, 2025, 2529, 3275, 3537, 4215, 5895, 7025, 7587, 9825, 10611, 12645, 17685, 21075, 22761, 29475, 36811, 37935, 53055, 63225, 88425, 110433, 113805, 184055, 189675, 265275, 331299, 552165, 569025, 920275, 993897, 1656495, 2760825, 2981691, 4969485, 8282475, 14908455, 24847425, 74542275]

約数ペア:

[(1, 74542275), (3, 24847425), (5, 14908455), (9, 8282475), (15, 4969485), (25, 2981691), (27, 2760825), (45, 1656495), (75, 993897), (81, 920275), (131, 569025), (135, 552165), (225, 331299), (281, 265275), (393, 189675), (405, 184055), (655, 113805), (675, 110433), (843, 88425), (1179, 63225), (1405, 53055), (1965, 37935), (2025, 36811), (2529, 29475), (3275, 22761), (3537, 21075), (4215, 17685), (5895, 12645), (7025, 10611), (7587, 9825)]