201617300

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{349}}^1$

素因数の和:525

約数の個数: 72

約数和(自身を含む): 451143000

約数和(自身を除く): 249525700

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 109, 212, 218, 265, 349, 436, 530, 545, 698, 1060, 1090, 1325, 1396, 1745, 2180, 2650, 2725, 3490, 5300, 5450, 5777, 6980, 8725, 10900, 11554, 17450, 18497, 23108, 28885, 34900, 36994, 38041, 57770, 73988, 76082, 92485, 115540, 144425, 152164, 184970, 190205, 288850, 369940, 380410, 462425, 577700, 760820, 924850, 951025, 1849700, 1902050, 2016173, 3804100, 4032346, 8064692, 10080865, 20161730, 40323460, 50404325, 100808650, 201617300]

約数ペア:

[(1, 201617300), (2, 100808650), (4, 50404325), (5, 40323460), (10, 20161730), (20, 10080865), (25, 8064692), (50, 4032346), (53, 3804100), (100, 2016173), (106, 1902050), (109, 1849700), (212, 951025), (218, 924850), (265, 760820), (349, 577700), (436, 462425), (530, 380410), (545, 369940), (698, 288850), (1060, 190205), (1090, 184970), (1325, 152164), (1396, 144425), (1745, 115540), (2180, 92485), (2650, 76082), (2725, 73988), (3490, 57770), (5300, 38041), (5450, 36994), (5777, 34900), (6980, 28885), (8725, 23108), (10900, 18497), (11554, 17450)]