153968475

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1409}}^1$

素因数の和:1500

約数の個数: 48

約数和(自身を含む): 268554240

約数和(自身を除く): 114585765

約数列:

[1, 3, 5, 15, 25, 31, 47, 75, 93, 141, 155, 235, 465, 705, 775, 1175, 1409, 1457, 2325, 3525, 4227, 4371, 7045, 7285, 21135, 21855, 35225, 36425, 43679, 66223, 105675, 109275, 131037, 198669, 218395, 331115, 655185, 993345, 1091975, 1655575, 2052913, 3275925, 4966725, 6158739, 10264565, 30793695, 51322825, 153968475]

約数ペア:

[(1, 153968475), (3, 51322825), (5, 30793695), (15, 10264565), (25, 6158739), (31, 4966725), (47, 3275925), (75, 2052913), (93, 1655575), (141, 1091975), (155, 993345), (235, 655185), (465, 331115), (705, 218395), (775, 198669), (1175, 131037), (1409, 109275), (1457, 105675), (2325, 66223), (3525, 43679), (4227, 36425), (4371, 35225), (7045, 21855), (7285, 21135)]