128481925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{433}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 189862848

約数和(自身を除く): 61380923

約数列:

[1, 5, 11, 13, 25, 55, 65, 83, 143, 275, 325, 415, 433, 715, 913, 1079, 2075, 2165, 3575, 4565, 4763, 5395, 5629, 10825, 11869, 22825, 23815, 26975, 28145, 35939, 59345, 61919, 119075, 140725, 179695, 296725, 309595, 395329, 467207, 898475, 1547975, 1976645, 2336035, 5139277, 9883225, 11680175, 25696385, 128481925]

約数ペア:

[(1, 128481925), (5, 25696385), (11, 11680175), (13, 9883225), (25, 5139277), (55, 2336035), (65, 1976645), (83, 1547975), (143, 898475), (275, 467207), (325, 395329), (415, 309595), (433, 296725), (715, 179695), (913, 140725), (1079, 119075), (2075, 61919), (2165, 59345), (3575, 35939), (4565, 28145), (4763, 26975), (5395, 23815), (5629, 22825), (10825, 11869)]