25135005

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1$

素因数の和:370

約数の個数: 64

約数和(自身を含む): 49674240

約数和(自身を除く): 24539235

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 43, 57, 95, 105, 129, 133, 215, 285, 293, 301, 399, 645, 665, 817, 879, 903, 1465, 1505, 1995, 2051, 2451, 4085, 4395, 4515, 5567, 5719, 6153, 10255, 12255, 12599, 16701, 17157, 27835, 28595, 30765, 37797, 38969, 62995, 83505, 85785, 88193, 116907, 188985, 194845, 239381, 264579, 440965, 584535, 718143, 1196905, 1322895, 1675667, 3590715, 5027001, 8378335, 25135005]

約数ペア:

[(1, 25135005), (3, 8378335), (5, 5027001), (7, 3590715), (15, 1675667), (19, 1322895), (21, 1196905), (35, 718143), (43, 584535), (57, 440965), (95, 264579), (105, 239381), (129, 194845), (133, 188985), (215, 116907), (285, 88193), (293, 85785), (301, 83505), (399, 62995), (645, 38969), (665, 37797), (817, 30765), (879, 28595), (903, 27835), (1465, 17157), (1505, 16701), (1995, 12599), (2051, 12255), (2451, 10255), (4085, 6153), (4395, 5719), (4515, 5567)]