71296725

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{281}}^1$

素因数の和:510

約数の個数: 48

約数和(自身を含む): 125884800

約数和(自身を除く): 54588075

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 199, 255, 281, 425, 597, 843, 995, 1275, 1405, 2985, 3383, 4215, 4777, 4975, 7025, 10149, 14331, 14925, 16915, 21075, 23885, 50745, 55919, 71655, 84575, 119425, 167757, 253725, 279595, 358275, 838785, 950623, 1397975, 2851869, 4193925, 4753115, 14259345, 23765575, 71296725]

約数ペア:

[(1, 71296725), (3, 23765575), (5, 14259345), (15, 4753115), (17, 4193925), (25, 2851869), (51, 1397975), (75, 950623), (85, 838785), (199, 358275), (255, 279595), (281, 253725), (425, 167757), (597, 119425), (843, 84575), (995, 71655), (1275, 55919), (1405, 50745), (2985, 23885), (3383, 21075), (4215, 16915), (4777, 14925), (4975, 14331), (7025, 10149)]