25329420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1291}}^1$

素因数の和:1415

約数の個数: 72

約数和(自身を含む): 77597520

約数和(自身を除く): 52268100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 218, 327, 436, 545, 654, 981, 1090, 1291, 1308, 1635, 1962, 2180, 2582, 3270, 3873, 3924, 4905, 5164, 6455, 6540, 7746, 9810, 11619, 12910, 15492, 19365, 19620, 23238, 25820, 38730, 46476, 58095, 77460, 116190, 140719, 232380, 281438, 422157, 562876, 703595, 844314, 1266471, 1407190, 1688628, 2110785, 2532942, 2814380, 4221570, 5065884, 6332355, 8443140, 12664710, 25329420]

約数ペア:

[(1, 25329420), (2, 12664710), (3, 8443140), (4, 6332355), (5, 5065884), (6, 4221570), (9, 2814380), (10, 2532942), (12, 2110785), (15, 1688628), (18, 1407190), (20, 1266471), (30, 844314), (36, 703595), (45, 562876), (60, 422157), (90, 281438), (109, 232380), (180, 140719), (218, 116190), (327, 77460), (436, 58095), (545, 46476), (654, 38730), (981, 25820), (1090, 23238), (1291, 19620), (1308, 19365), (1635, 15492), (1962, 12910), (2180, 11619), (2582, 9810), (3270, 7746), (3873, 6540), (3924, 6455), (4905, 5164)]