20801550

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1801}}^1$

素因数の和:1834

約数の個数: 96

約数和(自身を含む): 64353024

約数和(自身を除く): 43551474

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 25, 30, 33, 35, 42, 50, 55, 66, 70, 75, 77, 105, 110, 150, 154, 165, 175, 210, 231, 275, 330, 350, 385, 462, 525, 550, 770, 825, 1050, 1155, 1650, 1801, 1925, 2310, 3602, 3850, 5403, 5775, 9005, 10806, 11550, 12607, 18010, 19811, 25214, 27015, 37821, 39622, 45025, 54030, 59433, 63035, 75642, 90050, 99055, 118866, 126070, 135075, 138677, 189105, 198110, 270150, 277354, 297165, 315175, 378210, 416031, 495275, 594330, 630350, 693385, 832062, 945525, 990550, 1386770, 1485825, 1891050, 2080155, 2971650, 3466925, 4160310, 6933850, 10400775, 20801550]

約数ペア:

[(1, 20801550), (2, 10400775), (3, 6933850), (5, 4160310), (6, 3466925), (7, 2971650), (10, 2080155), (11, 1891050), (14, 1485825), (15, 1386770), (21, 990550), (22, 945525), (25, 832062), (30, 693385), (33, 630350), (35, 594330), (42, 495275), (50, 416031), (55, 378210), (66, 315175), (70, 297165), (75, 277354), (77, 270150), (105, 198110), (110, 189105), (150, 138677), (154, 135075), (165, 126070), (175, 118866), (210, 99055), (231, 90050), (275, 75642), (330, 63035), (350, 59433), (385, 54030), (462, 45025), (525, 39622), (550, 37821), (770, 27015), (825, 25214), (1050, 19811), (1155, 18010), (1650, 12607), (1801, 11550), (1925, 10806), (2310, 9005), (3602, 5775), (3850, 5403)]