25580268

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1223}}^1$

素因数の和:1323

約数の個数: 72

約数和(自身を含む): 74850048

約数和(自身を除く): 49269780

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 83, 84, 126, 166, 249, 252, 332, 498, 581, 747, 996, 1162, 1223, 1494, 1743, 2324, 2446, 2988, 3486, 3669, 4892, 5229, 6972, 7338, 8561, 10458, 11007, 14676, 17122, 20916, 22014, 25683, 34244, 44028, 51366, 77049, 101509, 102732, 154098, 203018, 304527, 308196, 406036, 609054, 710563, 913581, 1218108, 1421126, 1827162, 2131689, 2842252, 3654324, 4263378, 6395067, 8526756, 12790134, 25580268]

約数ペア:

[(1, 25580268), (2, 12790134), (3, 8526756), (4, 6395067), (6, 4263378), (7, 3654324), (9, 2842252), (12, 2131689), (14, 1827162), (18, 1421126), (21, 1218108), (28, 913581), (36, 710563), (42, 609054), (63, 406036), (83, 308196), (84, 304527), (126, 203018), (166, 154098), (249, 102732), (252, 101509), (332, 77049), (498, 51366), (581, 44028), (747, 34244), (996, 25683), (1162, 22014), (1223, 20916), (1494, 17122), (1743, 14676), (2324, 11007), (2446, 10458), (2988, 8561), (3486, 7338), (3669, 6972), (4892, 5229)]