661650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{401}}^1$

素因数の和:427

約数の個数: 48

約数和(自身を含む): 1794528

約数和(自身を除く): 1132878

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 75, 110, 150, 165, 275, 330, 401, 550, 802, 825, 1203, 1650, 2005, 2406, 4010, 4411, 6015, 8822, 10025, 12030, 13233, 20050, 22055, 26466, 30075, 44110, 60150, 66165, 110275, 132330, 220550, 330825, 661650]

約数ペア:

[(1, 661650), (2, 330825), (3, 220550), (5, 132330), (6, 110275), (10, 66165), (11, 60150), (15, 44110), (22, 30075), (25, 26466), (30, 22055), (33, 20050), (50, 13233), (55, 12030), (66, 10025), (75, 8822), (110, 6015), (150, 4411), (165, 4010), (275, 2406), (330, 2005), (401, 1650), (550, 1203), (802, 825)]