156865000

素因数分解:

$2^3\times 5^4\times {\mathrm{137}}^1\times {\mathrm{229}}^1$

素因数の和:392

約数の個数: 80

約数和(自身を含む): 371834100

約数和(自身を除く): 214969100

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 137, 200, 229, 250, 274, 458, 500, 548, 625, 685, 916, 1000, 1096, 1145, 1250, 1370, 1832, 2290, 2500, 2740, 3425, 4580, 5000, 5480, 5725, 6850, 9160, 11450, 13700, 17125, 22900, 27400, 28625, 31373, 34250, 45800, 57250, 62746, 68500, 85625, 114500, 125492, 137000, 143125, 156865, 171250, 229000, 250984, 286250, 313730, 342500, 572500, 627460, 685000, 784325, 1145000, 1254920, 1568650, 3137300, 3921625, 6274600, 7843250, 15686500, 19608125, 31373000, 39216250, 78432500, 156865000]

約数ペア:

[(1, 156865000), (2, 78432500), (4, 39216250), (5, 31373000), (8, 19608125), (10, 15686500), (20, 7843250), (25, 6274600), (40, 3921625), (50, 3137300), (100, 1568650), (125, 1254920), (137, 1145000), (200, 784325), (229, 685000), (250, 627460), (274, 572500), (458, 342500), (500, 313730), (548, 286250), (625, 250984), (685, 229000), (916, 171250), (1000, 156865), (1096, 143125), (1145, 137000), (1250, 125492), (1370, 114500), (1832, 85625), (2290, 68500), (2500, 62746), (2740, 57250), (3425, 45800), (4580, 34250), (5000, 31373), (5480, 28625), (5725, 27400), (6850, 22900), (9160, 17125), (11450, 13700)]