128500072

素因数分解:

$2^3\times {\mathrm{163}}^1\times {\mathrm{98543}}^1$

素因数の和:98712

約数の個数: 16

約数和(自身を含む): 242418240

約数和(自身を除く): 113918168

約数列:

[1, 2, 4, 8, 163, 326, 652, 1304, 98543, 197086, 394172, 788344, 16062509, 32125018, 64250036, 128500072]

約数ペア:

[(1, 128500072), (2, 64250036), (4, 32125018), (8, 16062509), (163, 788344), (326, 394172), (652, 197086), (1304, 98543)]