51913260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{41201}}^1$

素因数の和:41223

約数の個数: 72

約数和(自身を含む): 179970336

約数和(自身を除く): 128057076

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 41201, 82402, 123603, 164804, 206005, 247206, 288407, 370809, 412010, 494412, 576814, 618015, 741618, 824020, 865221, 1153628, 1236030, 1442035, 1483236, 1730442, 1854045, 2472060, 2595663, 2884070, 3460884, 3708090, 4326105, 5191326, 5768140, 7416180, 8652210, 10382652, 12978315, 17304420, 25956630, 51913260]

約数ペア:

[(1, 51913260), (2, 25956630), (3, 17304420), (4, 12978315), (5, 10382652), (6, 8652210), (7, 7416180), (9, 5768140), (10, 5191326), (12, 4326105), (14, 3708090), (15, 3460884), (18, 2884070), (20, 2595663), (21, 2472060), (28, 1854045), (30, 1730442), (35, 1483236), (36, 1442035), (42, 1236030), (45, 1153628), (60, 865221), (63, 824020), (70, 741618), (84, 618015), (90, 576814), (105, 494412), (126, 412010), (140, 370809), (180, 288407), (210, 247206), (252, 206005), (315, 164804), (420, 123603), (630, 82402), (1260, 41201)]