15705547425

素因数分解:

$3^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{5987}}^1$

素因数の和:6223

約数の個数: 72

約数和(自身を含む): 28668388320

約数和(自身を除く): 12962840895

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 89, 131, 225, 267, 393, 445, 655, 801, 1179, 1335, 1965, 2225, 3275, 4005, 5895, 5987, 6675, 9825, 11659, 17961, 20025, 29475, 29935, 34977, 53883, 58295, 89805, 104931, 149675, 174885, 269415, 291475, 449025, 524655, 532843, 784297, 874425, 1347075, 1598529, 2352891, 2623275, 2664215, 3921485, 4795587, 7058673, 7992645, 11764455, 13321075, 19607425, 23977935, 35293365, 39963225, 58822275, 69802433, 119889675, 176466825, 209407299, 349012165, 628221897, 1047036495, 1745060825, 3141109485, 5235182475, 15705547425]

約数ペア:

[(1, 15705547425), (3, 5235182475), (5, 3141109485), (9, 1745060825), (15, 1047036495), (25, 628221897), (45, 349012165), (75, 209407299), (89, 176466825), (131, 119889675), (225, 69802433), (267, 58822275), (393, 39963225), (445, 35293365), (655, 23977935), (801, 19607425), (1179, 13321075), (1335, 11764455), (1965, 7992645), (2225, 7058673), (3275, 4795587), (4005, 3921485), (5895, 2664215), (5987, 2623275), (6675, 2352891), (9825, 1598529), (11659, 1347075), (17961, 874425), (20025, 784297), (29475, 532843), (29935, 524655), (34977, 449025), (53883, 291475), (58295, 269415), (89805, 174885), (104931, 149675)]