255636700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{571}}^1$

素因数の和:644

約数の個数: 108

約数和(自身を含む): 627322696

約数和(自身を除く): 371685996

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 37, 44, 50, 55, 74, 100, 110, 121, 148, 185, 220, 242, 275, 370, 407, 484, 550, 571, 605, 740, 814, 925, 1100, 1142, 1210, 1628, 1850, 2035, 2284, 2420, 2855, 3025, 3700, 4070, 4477, 5710, 6050, 6281, 8140, 8954, 10175, 11420, 12100, 12562, 14275, 17908, 20350, 21127, 22385, 25124, 28550, 31405, 40700, 42254, 44770, 57100, 62810, 69091, 84508, 89540, 105635, 111925, 125620, 138182, 157025, 211270, 223850, 232397, 276364, 314050, 345455, 422540, 447700, 464794, 528175, 628100, 690910, 929588, 1056350, 1161985, 1381820, 1727275, 2112700, 2323970, 2556367, 3454550, 4647940, 5112734, 5809925, 6909100, 10225468, 11619850, 12781835, 23239700, 25563670, 51127340, 63909175, 127818350, 255636700]

約数ペア:

[(1, 255636700), (2, 127818350), (4, 63909175), (5, 51127340), (10, 25563670), (11, 23239700), (20, 12781835), (22, 11619850), (25, 10225468), (37, 6909100), (44, 5809925), (50, 5112734), (55, 4647940), (74, 3454550), (100, 2556367), (110, 2323970), (121, 2112700), (148, 1727275), (185, 1381820), (220, 1161985), (242, 1056350), (275, 929588), (370, 690910), (407, 628100), (484, 528175), (550, 464794), (571, 447700), (605, 422540), (740, 345455), (814, 314050), (925, 276364), (1100, 232397), (1142, 223850), (1210, 211270), (1628, 157025), (1850, 138182), (2035, 125620), (2284, 111925), (2420, 105635), (2855, 89540), (3025, 84508), (3700, 69091), (4070, 62810), (4477, 57100), (5710, 44770), (6050, 42254), (6281, 40700), (8140, 31405), (8954, 28550), (10175, 25124), (11420, 22385), (12100, 21127), (12562, 20350), (14275, 17908)]