20128030425

素因数分解:

$3^2\times 5^2\times {\mathrm{271}}^1\times {\mathrm{330103}}^1$

素因数の和:330390

約数の個数: 36

約数和(自身を含む): 36184680064

約数和(自身を除く): 16056649639

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 271, 813, 1355, 2439, 4065, 6775, 12195, 20325, 60975, 330103, 990309, 1650515, 2970927, 4951545, 8252575, 14854635, 24757725, 74273175, 89457913, 268373739, 447289565, 805121217, 1341868695, 2236447825, 4025606085, 6709343475, 20128030425]

約数ペア:

[(1, 20128030425), (3, 6709343475), (5, 4025606085), (9, 2236447825), (15, 1341868695), (25, 805121217), (45, 447289565), (75, 268373739), (225, 89457913), (271, 74273175), (813, 24757725), (1355, 14854635), (2439, 8252575), (4065, 4951545), (6775, 2970927), (12195, 1650515), (20325, 990309), (60975, 330103)]