20160729525

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{839}}^1\times {\mathrm{7451}}^1$

素因数の和:8346

約数の個数: 48

約数和(自身を含む): 34152814080

約数和(自身を除く): 13992084555

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 839, 1075, 2517, 3225, 4195, 7451, 12585, 20975, 22353, 36077, 37255, 62925, 108231, 111765, 180385, 186275, 320393, 541155, 558825, 901925, 961179, 1601965, 2705775, 4805895, 6251389, 8009825, 18754167, 24029475, 31256945, 93770835, 156284725, 268809727, 468854175, 806429181, 1344048635, 4032145905, 6720243175, 20160729525]

約数ペア:

[(1, 20160729525), (3, 6720243175), (5, 4032145905), (15, 1344048635), (25, 806429181), (43, 468854175), (75, 268809727), (129, 156284725), (215, 93770835), (645, 31256945), (839, 24029475), (1075, 18754167), (2517, 8009825), (3225, 6251389), (4195, 4805895), (7451, 2705775), (12585, 1601965), (20975, 961179), (22353, 901925), (36077, 558825), (37255, 541155), (62925, 320393), (108231, 186275), (111765, 180385)]