439321325

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:366

約数の個数: 48

約数和(自身を含む): 594813120

約数和(自身を除く): 155491795

約数列:

[1, 5, 19, 25, 43, 95, 137, 157, 215, 475, 685, 785, 817, 1075, 2603, 2983, 3425, 3925, 4085, 5891, 6751, 13015, 14915, 20425, 21509, 29455, 33755, 65075, 74575, 107545, 111929, 128269, 147275, 168775, 408671, 537725, 559645, 641345, 924887, 2043355, 2798225, 3206725, 4624435, 10216775, 17572853, 23122175, 87864265, 439321325]

約数ペア:

[(1, 439321325), (5, 87864265), (19, 23122175), (25, 17572853), (43, 10216775), (95, 4624435), (137, 3206725), (157, 2798225), (215, 2043355), (475, 924887), (685, 641345), (785, 559645), (817, 537725), (1075, 408671), (2603, 168775), (2983, 147275), (3425, 128269), (3925, 111929), (4085, 107545), (5891, 74575), (6751, 65075), (13015, 33755), (14915, 29455), (20425, 21509)]