1305966400

素因数分解:

$2^6\times 5^2\times {\mathrm{127}}^1\times {\mathrm{6427}}^1$

素因数の和:6576

約数の個数: 84

約数和(自身を含む): 3239300608

約数和(自身を除く): 1933334208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 127, 160, 200, 254, 320, 400, 508, 635, 800, 1016, 1270, 1600, 2032, 2540, 3175, 4064, 5080, 6350, 6427, 8128, 10160, 12700, 12854, 20320, 25400, 25708, 32135, 40640, 50800, 51416, 64270, 101600, 102832, 128540, 160675, 203200, 205664, 257080, 321350, 411328, 514160, 642700, 816229, 1028320, 1285400, 1632458, 2056640, 2570800, 3264916, 4081145, 5141600, 6529832, 8162290, 10283200, 13059664, 16324580, 20405725, 26119328, 32649160, 40811450, 52238656, 65298320, 81622900, 130596640, 163245800, 261193280, 326491600, 652983200, 1305966400]

約数ペア:

[(1, 1305966400), (2, 652983200), (4, 326491600), (5, 261193280), (8, 163245800), (10, 130596640), (16, 81622900), (20, 65298320), (25, 52238656), (32, 40811450), (40, 32649160), (50, 26119328), (64, 20405725), (80, 16324580), (100, 13059664), (127, 10283200), (160, 8162290), (200, 6529832), (254, 5141600), (320, 4081145), (400, 3264916), (508, 2570800), (635, 2056640), (800, 1632458), (1016, 1285400), (1270, 1028320), (1600, 816229), (2032, 642700), (2540, 514160), (3175, 411328), (4064, 321350), (5080, 257080), (6350, 205664), (6427, 203200), (8128, 160675), (10160, 128540), (12700, 102832), (12854, 101600), (20320, 64270), (25400, 51416), (25708, 50800), (32135, 40640)]