56719000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{4363}}^1$

素因数の和:4397

約数の個数: 64

約数和(自身を含む): 142964640

約数和(自身を除く): 86245640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 125, 130, 200, 250, 260, 325, 500, 520, 650, 1000, 1300, 1625, 2600, 3250, 4363, 6500, 8726, 13000, 17452, 21815, 34904, 43630, 56719, 87260, 109075, 113438, 174520, 218150, 226876, 283595, 436300, 453752, 545375, 567190, 872600, 1090750, 1134380, 1417975, 2181500, 2268760, 2835950, 4363000, 5671900, 7089875, 11343800, 14179750, 28359500, 56719000]

約数ペア:

[(1, 56719000), (2, 28359500), (4, 14179750), (5, 11343800), (8, 7089875), (10, 5671900), (13, 4363000), (20, 2835950), (25, 2268760), (26, 2181500), (40, 1417975), (50, 1134380), (52, 1090750), (65, 872600), (100, 567190), (104, 545375), (125, 453752), (130, 436300), (200, 283595), (250, 226876), (260, 218150), (325, 174520), (500, 113438), (520, 109075), (650, 87260), (1000, 56719), (1300, 43630), (1625, 34904), (2600, 21815), (3250, 17452), (4363, 13000), (6500, 8726)]