25419340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{443}}^1$

素因数の和:622

約数の個数: 48

約数和(自身を含む): 56689920

約数和(自身を除く): 31270580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 151, 190, 302, 380, 443, 604, 755, 886, 1510, 1772, 2215, 2869, 3020, 4430, 5738, 8417, 8860, 11476, 14345, 16834, 28690, 33668, 42085, 57380, 66893, 84170, 133786, 168340, 267572, 334465, 668930, 1270967, 1337860, 2541934, 5083868, 6354835, 12709670, 25419340]

約数ペア:

[(1, 25419340), (2, 12709670), (4, 6354835), (5, 5083868), (10, 2541934), (19, 1337860), (20, 1270967), (38, 668930), (76, 334465), (95, 267572), (151, 168340), (190, 133786), (302, 84170), (380, 66893), (443, 57380), (604, 42085), (755, 33668), (886, 28690), (1510, 16834), (1772, 14345), (2215, 11476), (2869, 8860), (3020, 8417), (4430, 5738)]