25380540

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{15667}}^1$

素因数の和:15688

約数の個数: 60

約数和(自身を含む): 79624776

約数和(自身を除く): 54244236

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 15667, 31334, 47001, 62668, 78335, 94002, 141003, 156670, 188004, 235005, 282006, 313340, 423009, 470010, 564012, 705015, 846018, 940020, 1269027, 1410030, 1692036, 2115045, 2538054, 2820060, 4230090, 5076108, 6345135, 8460180, 12690270, 25380540]

約数ペア:

[(1, 25380540), (2, 12690270), (3, 8460180), (4, 6345135), (5, 5076108), (6, 4230090), (9, 2820060), (10, 2538054), (12, 2115045), (15, 1692036), (18, 1410030), (20, 1269027), (27, 940020), (30, 846018), (36, 705015), (45, 564012), (54, 470010), (60, 423009), (81, 313340), (90, 282006), (108, 235005), (135, 188004), (162, 156670), (180, 141003), (270, 94002), (324, 78335), (405, 62668), (540, 47001), (810, 31334), (1620, 15667)]