51604980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{122869}}^1$

素因数の和:122888

約数の個数: 48

約数和(自身を含む): 165137280

約数和(自身を除く): 113532300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 122869, 245738, 368607, 491476, 614345, 737214, 860083, 1228690, 1474428, 1720166, 1843035, 2457380, 2580249, 3440332, 3686070, 4300415, 5160498, 7372140, 8600830, 10320996, 12901245, 17201660, 25802490, 51604980]

約数ペア:

[(1, 51604980), (2, 25802490), (3, 17201660), (4, 12901245), (5, 10320996), (6, 8600830), (7, 7372140), (10, 5160498), (12, 4300415), (14, 3686070), (15, 3440332), (20, 2580249), (21, 2457380), (28, 1843035), (30, 1720166), (35, 1474428), (42, 1228690), (60, 860083), (70, 737214), (84, 614345), (105, 491476), (140, 368607), (210, 245738), (420, 122869)]