25771144

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{457}}^1$

素因数の和:542

約数の個数: 64

約数和(自身を含む): 59356800

約数和(自身を除く): 33585656

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 53, 56, 76, 106, 133, 152, 212, 266, 371, 424, 457, 532, 742, 914, 1007, 1064, 1484, 1828, 2014, 2968, 3199, 3656, 4028, 6398, 7049, 8056, 8683, 12796, 14098, 17366, 24221, 25592, 28196, 34732, 48442, 56392, 60781, 69464, 96884, 121562, 169547, 193768, 243124, 339094, 460199, 486248, 678188, 920398, 1356376, 1840796, 3221393, 3681592, 6442786, 12885572, 25771144]

約数ペア:

[(1, 25771144), (2, 12885572), (4, 6442786), (7, 3681592), (8, 3221393), (14, 1840796), (19, 1356376), (28, 920398), (38, 678188), (53, 486248), (56, 460199), (76, 339094), (106, 243124), (133, 193768), (152, 169547), (212, 121562), (266, 96884), (371, 69464), (424, 60781), (457, 56392), (532, 48442), (742, 34732), (914, 28196), (1007, 25592), (1064, 24221), (1484, 17366), (1828, 14098), (2014, 12796), (2968, 8683), (3199, 8056), (3656, 7049), (4028, 6398)]