128840152

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{29123}}^1$

素因数の和:29215

約数の個数: 32

約数和(自身を含む): 279590400

約数和(自身を除く): 150750248

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 158, 316, 553, 632, 1106, 2212, 4424, 29123, 58246, 116492, 203861, 232984, 407722, 815444, 1630888, 2300717, 4601434, 9202868, 16105019, 18405736, 32210038, 64420076, 128840152]

約数ペア:

[(1, 128840152), (2, 64420076), (4, 32210038), (7, 18405736), (8, 16105019), (14, 9202868), (28, 4601434), (56, 2300717), (79, 1630888), (158, 815444), (316, 407722), (553, 232984), (632, 203861), (1106, 116492), (2212, 58246), (4424, 29123)]