145203856

素因数分解:

$2^4\times 7^2\times {\mathrm{89}}^1\times {\mathrm{2081}}^1$

素因数の和:2192

約数の個数: 60

約数和(自身を含む): 331100460

約数和(自身を除く): 185896604

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 89, 98, 112, 178, 196, 356, 392, 623, 712, 784, 1246, 1424, 2081, 2492, 4162, 4361, 4984, 8324, 8722, 9968, 14567, 16648, 17444, 29134, 33296, 34888, 58268, 69776, 101969, 116536, 185209, 203938, 233072, 370418, 407876, 740836, 815752, 1296463, 1481672, 1631504, 2592926, 2963344, 5185852, 9075241, 10371704, 18150482, 20743408, 36300964, 72601928, 145203856]

約数ペア:

[(1, 145203856), (2, 72601928), (4, 36300964), (7, 20743408), (8, 18150482), (14, 10371704), (16, 9075241), (28, 5185852), (49, 2963344), (56, 2592926), (89, 1631504), (98, 1481672), (112, 1296463), (178, 815752), (196, 740836), (356, 407876), (392, 370418), (623, 233072), (712, 203938), (784, 185209), (1246, 116536), (1424, 101969), (2081, 69776), (2492, 58268), (4162, 34888), (4361, 33296), (4984, 29134), (8324, 17444), (8722, 16648), (9968, 14567)]