20130485025

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{89}}^1\times {\mathrm{61547}}^1$

素因数の和:61663

約数の個数: 72

約数和(自身を含む): 39151913760

約数和(自身を除く): 19021428735

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 89, 105, 147, 175, 245, 267, 445, 525, 623, 735, 1225, 1335, 1869, 2225, 3115, 3675, 4361, 6675, 9345, 13083, 15575, 21805, 46725, 61547, 65415, 109025, 184641, 307735, 327075, 430829, 923205, 1292487, 1538675, 2154145, 3015803, 4616025, 5477683, 6462435, 9047409, 10770725, 15079015, 16433049, 27388415, 32312175, 38343781, 45237045, 75395075, 82165245, 115031343, 136942075, 191718905, 226185225, 268406467, 410826225, 575156715, 805219401, 958594525, 1342032335, 2875783575, 4026097005, 6710161675, 20130485025]

約数ペア:

[(1, 20130485025), (3, 6710161675), (5, 4026097005), (7, 2875783575), (15, 1342032335), (21, 958594525), (25, 805219401), (35, 575156715), (49, 410826225), (75, 268406467), (89, 226185225), (105, 191718905), (147, 136942075), (175, 115031343), (245, 82165245), (267, 75395075), (445, 45237045), (525, 38343781), (623, 32312175), (735, 27388415), (1225, 16433049), (1335, 15079015), (1869, 10770725), (2225, 9047409), (3115, 6462435), (3675, 5477683), (4361, 4616025), (6675, 3015803), (9345, 2154145), (13083, 1538675), (15575, 1292487), (21805, 923205), (46725, 430829), (61547, 327075), (65415, 307735), (109025, 184641)]