199261550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{601}}^1$

素因数の和:981

約数の個数: 48

約数和(自身を含む): 391902000

約数和(自身を除く): 192640450

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 349, 475, 601, 698, 950, 1202, 1745, 3005, 3490, 6010, 6631, 8725, 11419, 13262, 15025, 17450, 22838, 30050, 33155, 57095, 66310, 114190, 165775, 209749, 285475, 331550, 419498, 570950, 1048745, 2097490, 3985231, 5243725, 7970462, 10487450, 19926155, 39852310, 99630775, 199261550]

約数ペア:

[(1, 199261550), (2, 99630775), (5, 39852310), (10, 19926155), (19, 10487450), (25, 7970462), (38, 5243725), (50, 3985231), (95, 2097490), (190, 1048745), (349, 570950), (475, 419498), (601, 331550), (698, 285475), (950, 209749), (1202, 165775), (1745, 114190), (3005, 66310), (3490, 57095), (6010, 33155), (6631, 30050), (8725, 22838), (11419, 17450), (13262, 15025)]