31085250

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:249

約数の個数: 128

約数和(自身を含む): 92012544

約数和(自身を除く): 60927294

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 31, 35, 42, 50, 62, 70, 75, 93, 105, 125, 150, 155, 175, 186, 191, 210, 217, 250, 310, 350, 375, 382, 434, 465, 525, 573, 651, 750, 775, 875, 930, 955, 1050, 1085, 1146, 1302, 1337, 1550, 1750, 1910, 2170, 2325, 2625, 2674, 2865, 3255, 3875, 4011, 4650, 4775, 5250, 5425, 5730, 5921, 6510, 6685, 7750, 8022, 9550, 10850, 11625, 11842, 13370, 14325, 16275, 17763, 20055, 23250, 23875, 27125, 28650, 29605, 32550, 33425, 35526, 40110, 41447, 47750, 54250, 59210, 66850, 71625, 81375, 82894, 88815, 100275, 124341, 143250, 148025, 162750, 167125, 177630, 200550, 207235, 248682, 296050, 334250, 414470, 444075, 501375, 621705, 740125, 888150, 1002750, 1036175, 1243410, 1480250, 2072350, 2220375, 3108525, 4440750, 5180875, 6217050, 10361750, 15542625, 31085250]

約数ペア:

[(1, 31085250), (2, 15542625), (3, 10361750), (5, 6217050), (6, 5180875), (7, 4440750), (10, 3108525), (14, 2220375), (15, 2072350), (21, 1480250), (25, 1243410), (30, 1036175), (31, 1002750), (35, 888150), (42, 740125), (50, 621705), (62, 501375), (70, 444075), (75, 414470), (93, 334250), (105, 296050), (125, 248682), (150, 207235), (155, 200550), (175, 177630), (186, 167125), (191, 162750), (210, 148025), (217, 143250), (250, 124341), (310, 100275), (350, 88815), (375, 82894), (382, 81375), (434, 71625), (465, 66850), (525, 59210), (573, 54250), (651, 47750), (750, 41447), (775, 40110), (875, 35526), (930, 33425), (955, 32550), (1050, 29605), (1085, 28650), (1146, 27125), (1302, 23875), (1337, 23250), (1550, 20055), (1750, 17763), (1910, 16275), (2170, 14325), (2325, 13370), (2625, 11842), (2674, 11625), (2865, 10850), (3255, 9550), (3875, 8022), (4011, 7750), (4650, 6685), (4775, 6510), (5250, 5921), (5425, 5730)]