25387520

素因数分解:

$2^9\times 5^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:281

約数の個数: 80

約数和(自身を含む): 62460288

約数和(自身を除く): 37072768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 188, 211, 235, 256, 320, 376, 422, 470, 512, 640, 752, 844, 940, 1055, 1280, 1504, 1688, 1880, 2110, 2560, 3008, 3376, 3760, 4220, 6016, 6752, 7520, 8440, 9917, 12032, 13504, 15040, 16880, 19834, 24064, 27008, 30080, 33760, 39668, 49585, 54016, 60160, 67520, 79336, 99170, 108032, 120320, 135040, 158672, 198340, 270080, 317344, 396680, 540160, 634688, 793360, 1269376, 1586720, 2538752, 3173440, 5077504, 6346880, 12693760, 25387520]

約数ペア:

[(1, 25387520), (2, 12693760), (4, 6346880), (5, 5077504), (8, 3173440), (10, 2538752), (16, 1586720), (20, 1269376), (32, 793360), (40, 634688), (47, 540160), (64, 396680), (80, 317344), (94, 270080), (128, 198340), (160, 158672), (188, 135040), (211, 120320), (235, 108032), (256, 99170), (320, 79336), (376, 67520), (422, 60160), (470, 54016), (512, 49585), (640, 39668), (752, 33760), (844, 30080), (940, 27008), (1055, 24064), (1280, 19834), (1504, 16880), (1688, 15040), (1880, 13504), (2110, 12032), (2560, 9917), (3008, 8440), (3376, 7520), (3760, 6752), (4220, 6016)]