25803520

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1061}}^1$

素因数の和:1101

約数の個数: 72

約数和(自身を含む): 65121840

約数和(自身を除く): 39318320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 608, 640, 760, 1061, 1216, 1280, 1520, 2122, 2432, 3040, 4244, 4864, 5305, 6080, 8488, 10610, 12160, 16976, 20159, 21220, 24320, 33952, 40318, 42440, 67904, 80636, 84880, 100795, 135808, 161272, 169760, 201590, 271616, 322544, 339520, 403180, 645088, 679040, 806360, 1290176, 1358080, 1612720, 2580352, 3225440, 5160704, 6450880, 12901760, 25803520]

約数ペア:

[(1, 25803520), (2, 12901760), (4, 6450880), (5, 5160704), (8, 3225440), (10, 2580352), (16, 1612720), (19, 1358080), (20, 1290176), (32, 806360), (38, 679040), (40, 645088), (64, 403180), (76, 339520), (80, 322544), (95, 271616), (128, 201590), (152, 169760), (160, 161272), (190, 135808), (256, 100795), (304, 84880), (320, 80636), (380, 67904), (608, 42440), (640, 40318), (760, 33952), (1061, 24320), (1216, 21220), (1280, 20159), (1520, 16976), (2122, 12160), (2432, 10610), (3040, 8488), (4244, 6080), (4864, 5305)]