25201080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{70003}}^1$

素因数の和:70020

約数の個数: 48

約数和(自身を含む): 81904680

約数和(自身を除く): 56703600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 70003, 140006, 210009, 280012, 350015, 420018, 560024, 630027, 700030, 840036, 1050045, 1260054, 1400060, 1680072, 2100090, 2520108, 2800120, 3150135, 4200180, 5040216, 6300270, 8400360, 12600540, 25201080]

約数ペア:

[(1, 25201080), (2, 12600540), (3, 8400360), (4, 6300270), (5, 5040216), (6, 4200180), (8, 3150135), (9, 2800120), (10, 2520108), (12, 2100090), (15, 1680072), (18, 1400060), (20, 1260054), (24, 1050045), (30, 840036), (36, 700030), (40, 630027), (45, 560024), (60, 420018), (72, 350015), (90, 280012), (120, 210009), (180, 140006), (360, 70003)]