156725650

素因数分解:

$2^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{149}}^1\times {\mathrm{193}}^1$

素因数の和:463

約数の個数: 48

約数和(自身を含む): 297693000

約数和(自身を除く): 140967350

約数列:

[1, 2, 5, 10, 25, 50, 109, 149, 193, 218, 298, 386, 545, 745, 965, 1090, 1490, 1930, 2725, 3725, 4825, 5450, 7450, 9650, 16241, 21037, 28757, 32482, 42074, 57514, 81205, 105185, 143785, 162410, 210370, 287570, 406025, 525925, 718925, 812050, 1051850, 1437850, 3134513, 6269026, 15672565, 31345130, 78362825, 156725650]

約数ペア:

[(1, 156725650), (2, 78362825), (5, 31345130), (10, 15672565), (25, 6269026), (50, 3134513), (109, 1437850), (149, 1051850), (193, 812050), (218, 718925), (298, 525925), (386, 406025), (545, 287570), (745, 210370), (965, 162410), (1090, 143785), (1490, 105185), (1930, 81205), (2725, 57514), (3725, 42074), (4825, 32482), (5450, 28757), (7450, 21037), (9650, 16241)]