631530016

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{3767}}^1$

素因数の和:3834

約数の個数: 72

約数和(自身を含む): 1390120704

約数和(自身を除く): 758590688

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 169, 208, 248, 338, 403, 416, 496, 676, 806, 992, 1352, 1612, 2704, 3224, 3767, 5239, 5408, 6448, 7534, 10478, 12896, 15068, 20956, 30136, 41912, 48971, 60272, 83824, 97942, 116777, 120544, 167648, 195884, 233554, 391768, 467108, 636623, 783536, 934216, 1273246, 1518101, 1567072, 1868432, 2546492, 3036202, 3736864, 5092984, 6072404, 10185968, 12144808, 19735313, 20371936, 24289616, 39470626, 48579232, 78941252, 157882504, 315765008, 631530016]

約数ペア:

[(1, 631530016), (2, 315765008), (4, 157882504), (8, 78941252), (13, 48579232), (16, 39470626), (26, 24289616), (31, 20371936), (32, 19735313), (52, 12144808), (62, 10185968), (104, 6072404), (124, 5092984), (169, 3736864), (208, 3036202), (248, 2546492), (338, 1868432), (403, 1567072), (416, 1518101), (496, 1273246), (676, 934216), (806, 783536), (992, 636623), (1352, 467108), (1612, 391768), (2704, 233554), (3224, 195884), (3767, 167648), (5239, 120544), (5408, 116777), (6448, 97942), (7534, 83824), (10478, 60272), (12896, 48971), (15068, 41912), (20956, 30136)]