25572272

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:202

約数の個数: 80

約数和(自身を含む): 57615360

約数和(自身を除く): 32043088

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 43, 44, 62, 86, 88, 109, 124, 172, 176, 218, 248, 341, 344, 436, 473, 496, 682, 688, 872, 946, 1199, 1333, 1364, 1744, 1892, 2398, 2666, 2728, 3379, 3784, 4687, 4796, 5332, 5456, 6758, 7568, 9374, 9592, 10664, 13516, 14663, 18748, 19184, 21328, 27032, 29326, 37169, 37496, 51557, 54064, 58652, 74338, 74992, 103114, 117304, 145297, 148676, 206228, 234608, 290594, 297352, 412456, 581188, 594704, 824912, 1162376, 1598267, 2324752, 3196534, 6393068, 12786136, 25572272]

約数ペア:

[(1, 25572272), (2, 12786136), (4, 6393068), (8, 3196534), (11, 2324752), (16, 1598267), (22, 1162376), (31, 824912), (43, 594704), (44, 581188), (62, 412456), (86, 297352), (88, 290594), (109, 234608), (124, 206228), (172, 148676), (176, 145297), (218, 117304), (248, 103114), (341, 74992), (344, 74338), (436, 58652), (473, 54064), (496, 51557), (682, 37496), (688, 37169), (872, 29326), (946, 27032), (1199, 21328), (1333, 19184), (1364, 18748), (1744, 14663), (1892, 13516), (2398, 10664), (2666, 9592), (2728, 9374), (3379, 7568), (3784, 6758), (4687, 5456), (4796, 5332)]